diff --git a/core/src/main/java/cc/carm/lib/configuration/source/section/ConfigureSection.java b/core/src/main/java/cc/carm/lib/configuration/source/section/ConfigureSection.java
index be89b21..b232232 100644
--- a/core/src/main/java/cc/carm/lib/configuration/source/section/ConfigureSection.java
+++ b/core/src/main/java/cc/carm/lib/configuration/source/section/ConfigureSection.java
@@ -235,6 +235,44 @@ public interface ConfigureSection {
         return (val instanceof ConfigureSection) ? (ConfigureSection) val : null;
     }
 
+    /**
+     * Creates a new {@link ConfigureSection} with specified values.
+     * <p> The {@link #parent()} of the new section will be this section.
+     *
+     * @param data The data to be used to create section.
+     * @return Newly created section
+     */
+    @NotNull ConfigureSection createSection(@NotNull Map<?, ?> data);
+
+    /**
+     * Creates a new empty {@link ConfigureSection}.
+     * <p> The {@link #parent()} of the new section will be this section.
+     *
+     * @return Newly created section
+     */
+    default @NotNull ConfigureSection createSection() {
+        return createSection(new LinkedHashMap<>());
+    }
+
+    /**
+     * Get or create a section at the given path.
+     * <p>
+     * Any value previously set at this path will be replaced if it is not a section
+     * or will be returned if it is an exists {@link ConfigureSection}.
+     *
+     * @param path The path to get the section from.
+     * @return The section at the path, or a new section if it does not exist.
+     * @see #createSection()
+     */
+    default @NotNull ConfigureSection computeSection(@NotNull String path) {
+        ConfigureSection current = getSection(path);
+        if (current == null) {
+            current = createSection();
+            set(path, current);
+        }
+        return current;
+    }
+
     /**
      * Get the origin value of the path.
      *
diff --git a/features/section/src/main/java/cc/carm/lib/configuration/source/section/MapSection.java b/features/section/src/main/java/cc/carm/lib/configuration/source/section/AbstractMapSection.java
similarity index 76%
rename from features/section/src/main/java/cc/carm/lib/configuration/source/section/MapSection.java
rename to features/section/src/main/java/cc/carm/lib/configuration/source/section/AbstractMapSection.java
index 6d8eab6..e52b929 100644
--- a/features/section/src/main/java/cc/carm/lib/configuration/source/section/MapSection.java
+++ b/features/section/src/main/java/cc/carm/lib/configuration/source/section/AbstractMapSection.java
@@ -6,26 +6,26 @@ import org.jetbrains.annotations.UnmodifiableView;
 
 import java.util.*;
 
-public abstract class MapSection<R extends MapSection<R>> implements ConfigureSection {
+public abstract class AbstractMapSection<R extends AbstractMapSection<R>> implements ConfigureSection {
 
     protected final @NotNull Map<String, Object> data;
     protected final @Nullable R parent;
 
-    protected MapSection(@Nullable R parent) {
+    protected AbstractMapSection(@Nullable R parent) {
         this.parent = parent;
         this.data = new LinkedHashMap<>();
     }
 
     public void migrate(Map<?, ?> data) {
         for (Map.Entry<?, ?> entry : data.entrySet()) {
-            String key = (entry.getKey() == null) ? "null" : entry.getKey().toString();
+            String key = (entry.getKey() == null) ? "" : entry.getKey().toString();
             if (entry.getValue() instanceof Map) {
-                this.data.put(key, createChild((Map<?, ?>) entry.getValue()));
+                this.data.put(key, createSection((Map<?, ?>) entry.getValue()));
             } else if (entry.getValue() instanceof List) {
                 List<Object> list = new ArrayList<>();
                 for (Object obj : (List<?>) entry.getValue()) {
                     if (obj instanceof Map) {
-                        list.add(createChild((Map<?, ?>) obj));
+                        list.add(createSection((Map<?, ?>) obj));
                     } else {
                         list.add(obj);
                     }
@@ -39,10 +39,12 @@ public abstract class MapSection<R extends MapSection<R>> implements ConfigureSe
 
     public abstract @NotNull R self();
 
-    protected abstract @NotNull R createChild(@NotNull Map<?, ?> data);
+    @Override
+    public abstract @NotNull R createSection(@NotNull Map<?, ?> data);
 
-    protected @NotNull R createChild() {
-        return createChild(new LinkedHashMap<>());
+    @Override
+    public @NotNull R createSection() {
+        return createSection(new LinkedHashMap<>());
     }
 
     @Override
@@ -68,8 +70,8 @@ public abstract class MapSection<R extends MapSection<R>> implements ConfigureSe
     public @NotNull Map<String, Object> rawMap() {
         Map<String, Object> output = new LinkedHashMap<>();
         for (Map.Entry<String, Object> entry : this.data.entrySet()) {
-            if (entry.getValue() instanceof MapSection<?>) {
-                output.put(entry.getKey(), ((MapSection<?>) entry.getValue()).rawMap());
+            if (entry.getValue() instanceof AbstractMapSection<?>) {
+                output.put(entry.getKey(), ((AbstractMapSection<?>) entry.getValue()).rawMap());
             } else {
                 output.put(entry.getKey(), entry.getValue());
             }
@@ -89,7 +91,7 @@ public abstract class MapSection<R extends MapSection<R>> implements ConfigureSe
 
     @Override
     public void set(@NotNull String path, @Nullable Object value) {
-        if (value instanceof Map) value = createChild((Map<?, ?>) value);
+        if (value instanceof Map) value = createSection((Map<?, ?>) value);
 
         R section = getSectionFor(path);
         if (section == this) {
@@ -123,7 +125,7 @@ public abstract class MapSection<R extends MapSection<R>> implements ConfigureSe
         if (index == -1) return self();
 
         String root = path.substring(0, index);
-        return (R) data().computeIfAbsent(root, k -> createChild());
+        return (R) data().computeIfAbsent(root, k -> createSection());
     }
 
     /**
@@ -133,14 +135,14 @@ public abstract class MapSection<R extends MapSection<R>> implements ConfigureSe
      * @param parent  The parent path
      * @param deep    If the mapping should be deep
      */
-    protected Map<String, Object> mappingValues(@NotNull MapSection<?> section, @Nullable String parent, boolean deep) {
+    protected Map<String, Object> mappingValues(@NotNull AbstractMapSection<?> section, @Nullable String parent, boolean deep) {
         Map<String, Object> output = new LinkedHashMap<>();
         for (Map.Entry<String, Object> entry : section.data().entrySet()) {
             String path = (parent == null ? "" : parent + pathSeparator()) + entry.getKey();
             output.remove(path);
             output.put(path, entry.getValue());
-            if (deep && entry.getValue() instanceof MapSection<?>) {
-                output.putAll(mappingValues((MapSection<?>) entry.getValue(), path, true));
+            if (deep && entry.getValue() instanceof AbstractMapSection<?>) {
+                output.putAll(mappingValues((AbstractMapSection<?>) entry.getValue(), path, true));
             }
         }
         return output;
diff --git a/features/section/src/main/java/cc/carm/lib/configuration/source/section/ImmutableSection.java b/features/section/src/main/java/cc/carm/lib/configuration/source/section/ImmutableSection.java
new file mode 100644
index 0000000..10274c5
--- /dev/null
+++ b/features/section/src/main/java/cc/carm/lib/configuration/source/section/ImmutableSection.java
@@ -0,0 +1,372 @@
+package cc.carm.lib.configuration.source.section;
+
+import cc.carm.lib.configuration.function.DataFunction;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+import org.jetbrains.annotations.UnmodifiableView;
+
+import java.util.*;
+import java.util.function.BiConsumer;
+import java.util.function.Function;
+import java.util.function.Supplier;
+import java.util.stream.Stream;
+
+public class ImmutableSection implements ConfigureSection {
+
+    public static ImmutableSection of(@NotNull ConfigureSection section) {
+        if (section instanceof ImmutableSection) {
+            return (ImmutableSection) section;
+        } else return new ImmutableSection(null, section);
+    }
+
+    protected final @Nullable ImmutableSection parent;
+    protected final @NotNull ConfigureSection section;
+
+    private ImmutableSection(@Nullable ImmutableSection parent, @NotNull ConfigureSection section) {
+        this.parent = parent;
+        this.section = section;
+    }
+
+    @Override
+    public @Nullable ImmutableSection parent() {
+        return this.parent;
+    }
+
+    private @NotNull ConfigureSection section() {
+        return section;
+    }
+
+    @Override
+    public @NotNull @UnmodifiableView Map<String, Object> getValues(boolean deep) {
+        return section().getValues(deep);
+    }
+
+    @Override
+    public void set(@NotNull String path, @Nullable Object value) {
+        throw new IllegalStateException("This section is not modifiable!");
+    }
+
+    @Override
+    public void remove(@NotNull String path) {
+        throw new IllegalStateException("This section is not modifiable!");
+    }
+
+    @Override
+    public @NotNull ConfigureSection createSection(@NotNull Map<?, ?> data) {
+        return new ImmutableSection(this, section().createSection(data));
+    }
+
+    @Override
+    public @Nullable Object get(@NotNull String path) {
+        Object value = section().get(path);
+        if (value instanceof ConfigureSection && !(value instanceof ImmutableSection)) {
+            return new ImmutableSection(this, (ConfigureSection) value);
+        }
+        return value;
+    }
+
+    @Override
+    public @Nullable ConfigureSection getSection(@NotNull String path) {
+        ConfigureSection get = section().getSection(path);
+        if (get != null && !(get instanceof ImmutableSection)) {
+            return new ImmutableSection(this, get);
+        }
+        return get;
+    }
+
+    @Override
+    public char pathSeparator() {
+        return section().pathSeparator();
+    }
+
+    @Override
+    public boolean isRoot() {
+        return section().isRoot();
+    }
+
+    @Override
+    public boolean isEmpty() {
+        return section().isEmpty();
+    }
+
+    @Override
+    public @NotNull @UnmodifiableView Set<String> getKeys(boolean deep) {
+        return section().getKeys(deep);
+    }
+
+    @Override
+    public @NotNull @UnmodifiableView Set<String> keys() {
+        return section().keys();
+    }
+
+    @Override
+    public @NotNull @UnmodifiableView Map<String, Object> values() {
+        return section().values();
+    }
+
+    @Override
+    public Stream<Map.Entry<String, Object>> stream() {
+        return section().stream();
+    }
+
+    @Override
+    public void forEach(@NotNull BiConsumer<String, Object> action) {
+        section().forEach(action);
+    }
+
+    @Override
+    public boolean contains(@NotNull String path) {
+        return section().contains(path);
+    }
+
+    @Override
+    public boolean containsValue(@NotNull String path) {
+        return section().containsValue(path);
+    }
+
+    @Override
+    public <T> boolean isType(@NotNull String path, @NotNull Class<T> typeClass) {
+        return section().isType(path, typeClass);
+    }
+
+    @Override
+    public boolean isList(@NotNull String path) {
+        return section().isList(path);
+    }
+
+    @Override
+    public @Nullable List<?> getList(@NotNull String path) {
+        return section().getList(path);
+    }
+
+    @Override
+    public boolean isSection(@NotNull String path) {
+        return section().isSection(path);
+    }
+
+    @Override
+    public <T> @Nullable T get(@NotNull String path, @NotNull Class<T> type) {
+        return section().get(path, type);
+    }
+
+    @Override
+    public <T> @Nullable T get(@NotNull String path, @NotNull DataFunction<@Nullable Object, T> parser) {
+        return section().get(path, parser);
+    }
+
+    @Override
+    public <T> @Nullable T get(@NotNull String path, @Nullable T defaults, @NotNull Class<T> clazz) {
+        return section().get(path, defaults, clazz);
+    }
+
+    @Override
+    public <T> @Nullable T get(@NotNull String path, @Nullable T defaultValue, @NotNull DataFunction<Object, T> parser) {
+        return section().get(path, defaultValue, parser);
+    }
+
+    @Override
+    public boolean isBoolean(@NotNull String path) {
+        return section().isBoolean(path);
+    }
+
+    @Override
+    public boolean getBoolean(@NotNull String path) {
+        return section().getBoolean(path);
+    }
+
+    @Override
+    public @Nullable Boolean getBoolean(@NotNull String path, @Nullable Boolean def) {
+        return section().getBoolean(path, def);
+    }
+
+    @Override
+    public @Nullable Boolean isByte(@NotNull String path) {
+        return section().isByte(path);
+    }
+
+    @Override
+    public @Nullable Byte getByte(@NotNull String path) {
+        return section().getByte(path);
+    }
+
+    @Override
+    public @Nullable Byte getByte(@NotNull String path, @Nullable Byte def) {
+        return section().getByte(path, def);
+    }
+
+    @Override
+    public boolean isShort(@NotNull String path) {
+        return section().isShort(path);
+    }
+
+    @Override
+    public @Nullable Short getShort(@NotNull String path) {
+        return section().getShort(path);
+    }
+
+    @Override
+    public @Nullable Short getShort(@NotNull String path, @Nullable Short def) {
+        return section().getShort(path, def);
+    }
+
+    @Override
+    public boolean isInt(@NotNull String path) {
+        return section().isInt(path);
+    }
+
+    @Override
+    public @Nullable Integer getInt(@NotNull String path) {
+        return section().getInt(path);
+    }
+
+    @Override
+    public @Nullable Integer getInt(@NotNull String path, @Nullable Integer def) {
+        return section().getInt(path, def);
+    }
+
+    @Override
+    public boolean isLong(@NotNull String path) {
+        return section().isLong(path);
+    }
+
+    @Override
+    public @Nullable Long getLong(@NotNull String path) {
+        return section().getLong(path);
+    }
+
+    @Override
+    public @Nullable Long getLong(@NotNull String path, @Nullable Long def) {
+        return section().getLong(path, def);
+    }
+
+    @Override
+    public boolean isFloat(@NotNull String path) {
+        return section().isFloat(path);
+    }
+
+    @Override
+    public @Nullable Float getFloat(@NotNull String path) {
+        return section().getFloat(path);
+    }
+
+    @Override
+    public @Nullable Float getFloat(@NotNull String path, @Nullable Float def) {
+        return section().getFloat(path, def);
+    }
+
+    @Override
+    public boolean isDouble(@NotNull String path) {
+        return section().isDouble(path);
+    }
+
+    @Override
+    public @Nullable Double getDouble(@NotNull String path) {
+        return section().getDouble(path);
+    }
+
+    @Override
+    public @Nullable Double getDouble(@NotNull String path, @Nullable Double def) {
+        return section().getDouble(path, def);
+    }
+
+    @Override
+    public boolean isChar(@NotNull String path) {
+        return section().isChar(path);
+    }
+
+    @Override
+    public @Nullable Character getChar(@NotNull String path) {
+        return section().getChar(path);
+    }
+
+    @Override
+    public @Nullable Character getChar(@NotNull String path, @Nullable Character def) {
+        return section().getChar(path, def);
+    }
+
+    @Override
+    public boolean isString(@NotNull String path) {
+        return section().isString(path);
+    }
+
+    @Override
+    public @Nullable String getString(@NotNull String path) {
+        return section().getString(path);
+    }
+
+    @Override
+    public @Nullable String getString(@NotNull String path, @Nullable String def) {
+        return section().getString(path, def);
+    }
+
+    @Override
+    public @NotNull <V> List<V> getList(@NotNull String path, @NotNull DataFunction<Object, V> parser) {
+        return section().getList(path, parser);
+    }
+
+    @Override
+    public @NotNull List<String> getStringList(@NotNull String path) {
+        return section().getStringList(path);
+    }
+
+    @Override
+    public @NotNull List<Integer> getIntegerList(@NotNull String path) {
+        return section().getIntegerList(path);
+    }
+
+    @Override
+    public @NotNull List<Long> getLongList(@NotNull String path) {
+        return section().getLongList(path);
+    }
+
+    @Override
+    public @NotNull List<Double> getDoubleList(@NotNull String path) {
+        return section().getDoubleList(path);
+    }
+
+    @Override
+    public @NotNull List<Float> getFloatList(@NotNull String path) {
+        return section().getFloatList(path);
+    }
+
+    @Override
+    public @NotNull List<Byte> getByteList(@NotNull String path) {
+        return section().getByteList(path);
+    }
+
+    @Override
+    public @NotNull List<Character> getCharList(@NotNull String path) {
+        return section().getCharList(path);
+    }
+
+    @Override
+    public <T, C extends Collection<T>> @NotNull C getCollection(@NotNull String path, @NotNull Supplier<C> constructor, @NotNull DataFunction<Object, T> parser) {
+        return section().getCollection(path, constructor, parser);
+    }
+
+    @Override
+    public @NotNull Stream<?> stream(@NotNull String path) {
+        return section().stream(path);
+    }
+
+    @Override
+    public @NotNull <T> Stream<T> stream(@NotNull String path, @NotNull Function<Object, T> parser) {
+        return section().stream(path, parser);
+    }
+
+    @Override
+    public String childPath(String path) {
+        return section().childPath(path);
+    }
+
+    @Override
+    public int hashCode() {
+        return section.hashCode();
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        return Objects.equals(section, obj);
+    }
+
+}
diff --git a/features/section/src/main/java/cc/carm/lib/configuration/source/section/MemorySection.java b/features/section/src/main/java/cc/carm/lib/configuration/source/section/MemorySection.java
index d184057..1dfddfe 100644
--- a/features/section/src/main/java/cc/carm/lib/configuration/source/section/MemorySection.java
+++ b/features/section/src/main/java/cc/carm/lib/configuration/source/section/MemorySection.java
@@ -5,44 +5,52 @@ import org.jetbrains.annotations.Nullable;
 
 import java.util.LinkedHashMap;
 import java.util.Map;
+import java.util.function.Consumer;
+import java.util.function.Supplier;
 
-public class MemorySection extends MapSection<MemorySection> {
+public class MemorySection extends AbstractMapSection<MemorySection> {
 
-    public static @NotNull MemorySection root(@NotNull ConfigureSource<? extends MemorySection, ?, ?> source) {
-        return new MemorySection(source, new LinkedHashMap<>(), null);
+    public static MemorySection of() {
+        return of((MemorySection) null);
     }
 
-    public static @NotNull MemorySection root(@NotNull ConfigureSource<? extends MemorySection, ?, ?> source,
-                                              @Nullable Map<?, ?> raw) {
-        return new MemorySection(source, raw == null ? new LinkedHashMap<>() : raw, null);
+    public static MemorySection of(@NotNull Consumer<Map<String, Object>> data) {
+        return of(() -> {
+            Map<String, Object> map = new LinkedHashMap<>();
+            data.accept(map);
+            return map;
+        });
     }
 
-    protected final @NotNull ConfigureSource<? extends MemorySection, ?, ?> source;
+    public static MemorySection of(@NotNull Supplier<Map<?, ?>> data) {
+        return of(data.get(), null);
+    }
 
-    protected MemorySection(@NotNull ConfigureSource<? extends MemorySection, ?, ?> source,
-                            @NotNull Map<?, ?> raw, @Nullable MemorySection parent) {
+    public static MemorySection of(@NotNull Map<?, ?> data) {
+        return of(data, null);
+    }
+
+    public static MemorySection of(@Nullable MemorySection parent) {
+        return of(new LinkedHashMap<>(), parent);
+    }
+
+    public static MemorySection of(@NotNull Map<?, ?> data, @Nullable MemorySection parent) {
+        return new MemorySection(data, parent);
+    }
+
+    public MemorySection(@NotNull Map<?, ?> raw, @Nullable MemorySection parent) {
         super(parent);
-        this.source = source;
         migrate(raw);
     }
 
-    public @NotNull ConfigureSource<? extends MemorySection, ?, ?> source() {
-        return source;
-    }
-
-    @Override
-    public char pathSeparator() {
-        return source().pathSeparator();
-    }
-
     @Override
     public @NotNull MemorySection self() {
         return this;
     }
 
     @Override
-    protected @NotNull MemorySection createChild(@NotNull Map<?, ?> data) {
-        return new MemorySection(source(), data, this);
+    public @NotNull MemorySection createSection(@NotNull Map<?, ?> data) {
+        return new MemorySection(data, this);
     }
 
 }
diff --git a/features/section/src/main/java/cc/carm/lib/configuration/source/section/RawMapSection.java b/features/section/src/main/java/cc/carm/lib/configuration/source/section/RawMapSection.java
deleted file mode 100644
index 94681cd..0000000
--- a/features/section/src/main/java/cc/carm/lib/configuration/source/section/RawMapSection.java
+++ /dev/null
@@ -1,56 +0,0 @@
-package cc.carm.lib.configuration.source.section;
-
-import org.jetbrains.annotations.NotNull;
-import org.jetbrains.annotations.Nullable;
-
-import java.util.LinkedHashMap;
-import java.util.Map;
-import java.util.function.Consumer;
-import java.util.function.Supplier;
-
-public class RawMapSection extends MapSection<RawMapSection> {
-
-    public static RawMapSection of() {
-        return of((RawMapSection) null);
-    }
-
-    public static RawMapSection of(@NotNull Consumer<Map<String, Object>> data) {
-        return of(() -> {
-            Map<String, Object> map = new LinkedHashMap<>();
-            data.accept(map);
-            return map;
-        });
-    }
-
-    public static RawMapSection of(@NotNull Supplier<Map<?, ?>> data) {
-        return of(data.get(), null);
-    }
-
-    public static RawMapSection of(@NotNull Map<?, ?> data) {
-        return of(data, null);
-    }
-
-    public static RawMapSection of(@Nullable RawMapSection parent) {
-        return of(new LinkedHashMap<>(), parent);
-    }
-
-    public static RawMapSection of(@NotNull Map<?, ?> data, @Nullable RawMapSection parent) {
-        return new RawMapSection(data, parent);
-    }
-
-    protected RawMapSection(@NotNull Map<?, ?> raw, @Nullable RawMapSection parent) {
-        super(parent);
-        migrate(raw);
-    }
-
-    @Override
-    public @NotNull RawMapSection self() {
-        return this;
-    }
-
-    @Override
-    protected @NotNull RawMapSection createChild(@NotNull Map<?, ?> data) {
-        return new RawMapSection(data, this);
-    }
-
-}
diff --git a/features/section/src/main/java/cc/carm/lib/configuration/source/section/ShadedSection.java b/features/section/src/main/java/cc/carm/lib/configuration/source/section/ShadedSection.java
index 4f2fc02..28d9a45 100644
--- a/features/section/src/main/java/cc/carm/lib/configuration/source/section/ShadedSection.java
+++ b/features/section/src/main/java/cc/carm/lib/configuration/source/section/ShadedSection.java
@@ -5,30 +5,33 @@ import org.jetbrains.annotations.Nullable;
 import org.jetbrains.annotations.UnmodifiableView;
 
 import java.util.Collections;
+import java.util.LinkedHashMap;
 import java.util.Map;
 
 public class ShadedSection implements ConfigureSection {
 
-
-    protected final @Nullable ShadedSection parent;
     protected final @NotNull ConfigureSection section;
-    protected final @Nullable ConfigureSection template;
+    protected final @NotNull ConfigureSection template;
 
-    public ShadedSection(@NotNull ShadedSection parent,
-                         @NotNull ConfigureSection section, @Nullable ConfigureSection template) {
-        this.parent = parent;
+    public ShadedSection(@NotNull ConfigureSection section, @Nullable ConfigureSection template) {
         this.section = section;
         this.template = template;
     }
 
-
     @Override
     public @Nullable ShadedSection parent() {
-        return this.parent;
+        return null;
     }
 
     @Override
     public @NotNull @UnmodifiableView Map<String, Object> getValues(boolean deep) {
+        if (deep) {
+            Map<String, Object> values = new LinkedHashMap<>(template.getValues(true));
+            values.putAll(section.getValues(true));
+            return values;
+        }
+
+
         return Collections.emptyMap();
     }
 
@@ -58,4 +61,9 @@ public class ShadedSection implements ConfigureSection {
         section.remove(path);
     }
 
+    @Override
+    public @NotNull ConfigureSection createSection(@NotNull Map<?, ?> data) {
+        return null;
+    }
+
 }
\ No newline at end of file
diff --git a/features/section/src/main/java/cc/carm/lib/configuration/source/section/SourcedSection.java b/features/section/src/main/java/cc/carm/lib/configuration/source/section/SourcedSection.java
new file mode 100644
index 0000000..205fd92
--- /dev/null
+++ b/features/section/src/main/java/cc/carm/lib/configuration/source/section/SourcedSection.java
@@ -0,0 +1,48 @@
+package cc.carm.lib.configuration.source.section;
+
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+import java.util.LinkedHashMap;
+import java.util.Map;
+
+public class SourcedSection extends AbstractMapSection<SourcedSection> {
+
+    public static @NotNull SourcedSection root(@NotNull ConfigureSource<? extends SourcedSection, ?, ?> source) {
+        return new SourcedSection(source, new LinkedHashMap<>(), null);
+    }
+
+    public static @NotNull SourcedSection root(@NotNull ConfigureSource<? extends SourcedSection, ?, ?> source,
+                                               @Nullable Map<?, ?> raw) {
+        return new SourcedSection(source, raw == null ? new LinkedHashMap<>() : raw, null);
+    }
+
+    protected final @NotNull ConfigureSource<? extends SourcedSection, ?, ?> source;
+
+    public SourcedSection(@NotNull ConfigureSource<? extends SourcedSection, ?, ?> source,
+                          @NotNull Map<?, ?> raw, @Nullable SourcedSection parent) {
+        super(parent);
+        this.source = source;
+        migrate(raw);
+    }
+
+    public @NotNull ConfigureSource<? extends SourcedSection, ?, ?> source() {
+        return source;
+    }
+
+    @Override
+    public char pathSeparator() {
+        return source().pathSeparator();
+    }
+
+    @Override
+    public @NotNull SourcedSection self() {
+        return this;
+    }
+
+    @Override
+    public @NotNull SourcedSection createSection(@NotNull Map<?, ?> data) {
+        return new SourcedSection(source(), data, this);
+    }
+
+}
diff --git a/features/section/src/test/java/test/section/ShadeTest.java b/features/section/src/test/java/test/section/ShadeTest.java
index 1626846..b1a182e 100644
--- a/features/section/src/test/java/test/section/ShadeTest.java
+++ b/features/section/src/test/java/test/section/ShadeTest.java
@@ -1,7 +1,7 @@
 package test.section;
 
 import cc.carm.lib.configuration.source.section.ConfigureSection;
-import cc.carm.lib.configuration.source.section.RawMapSection;
+import cc.carm.lib.configuration.source.section.MemorySection;
 import org.junit.Test;
 
 import java.util.Arrays;
@@ -16,7 +16,7 @@ public class ShadeTest {
 
     @Test
     public void test() {
-        ConfigureSection template = RawMapSection.of(data -> {
+        ConfigureSection template = MemorySection.of(data -> {
             data.put("name", "GentleMan");
             data.put("age", 12);
             data.put("gender", "male");
@@ -26,8 +26,7 @@ public class ShadeTest {
             data.put("addresses", address);
             data.put("cards", Arrays.asList("00000", "11111", "22222"));
         });
-
-        ConfigureSection source = RawMapSection.of(data -> {
+        ConfigureSection source = MemorySection.of(data -> {
             data.put("age", 25);
             Map<String, Object> address = new LinkedHashMap<>();
             address.put("NewOne", "Guangdong Road 505");
@@ -35,6 +34,10 @@ public class ShadeTest {
             data.put("cards", Arrays.asList("33333", "55555")); // 应当直接覆盖原先的List
         });
 
+
+
+
+
     }
 
 }
diff --git a/providers/gson/src/main/java/cc/carm/lib/configuration/source/json/JSONSource.java b/providers/gson/src/main/java/cc/carm/lib/configuration/source/json/JSONSource.java
index 22e8f50..ce473c6 100644
--- a/providers/gson/src/main/java/cc/carm/lib/configuration/source/json/JSONSource.java
+++ b/providers/gson/src/main/java/cc/carm/lib/configuration/source/json/JSONSource.java
@@ -2,7 +2,7 @@ package cc.carm.lib.configuration.source.json;
 
 import cc.carm.lib.configuration.source.ConfigurationHolder;
 import cc.carm.lib.configuration.source.file.FileConfigSource;
-import cc.carm.lib.configuration.source.section.MemorySection;
+import cc.carm.lib.configuration.source.section.SourcedSection;
 import com.google.gson.Gson;
 import com.google.gson.GsonBuilder;
 import com.google.gson.JsonSerializer;
@@ -14,17 +14,17 @@ import java.util.LinkedHashMap;
 import java.util.Map;
 import java.util.Objects;
 
-public class JSONSource extends FileConfigSource<MemorySection, Map<String, Object>, JSONSource> {
+public class JSONSource extends FileConfigSource<SourcedSection, Map<String, Object>, JSONSource> {
 
     public static final @NotNull Gson DEFAULT_GSON = new GsonBuilder()
             .serializeNulls().disableHtmlEscaping().setPrettyPrinting()
             .registerTypeAdapter(
-                    MemorySection.class,
-                    (JsonSerializer<MemorySection>) (src, t, c) -> c.serialize(src.data())
+                    SourcedSection.class,
+                    (JsonSerializer<SourcedSection>) (src, t, c) -> c.serialize(src.data())
             ).create();
 
     protected final @NotNull Gson gson;
-    protected @Nullable MemorySection rootSection;
+    protected @Nullable SourcedSection rootSection;
 
     protected JSONSource(@NotNull ConfigurationHolder<? extends JSONSource> holder,
                          @NotNull File file, @Nullable String resourcePath) {
@@ -58,7 +58,7 @@ public class JSONSource extends FileConfigSource<MemorySection, Map<String, Obje
     }
 
     @Override
-    public @NotNull MemorySection section() {
+    public @NotNull SourcedSection section() {
         return Objects.requireNonNull(this.rootSection, "Root section is not initialized");
     }
 
@@ -70,7 +70,7 @@ public class JSONSource extends FileConfigSource<MemorySection, Map<String, Obje
     @Override
     protected void onReload() throws Exception {
         Map<?, ?> data = fileReader(reader -> gson.fromJson(reader, LinkedHashMap.class));
-        this.rootSection = MemorySection.root(this, data);
+        this.rootSection = SourcedSection.root(this, data);
         this.lastUpdateMillis = System.currentTimeMillis(); // 更新时间
     }
 
diff --git a/providers/yaml/src/main/java/cc/carm/lib/configuration/source/yaml/YAMLSource.java b/providers/yaml/src/main/java/cc/carm/lib/configuration/source/yaml/YAMLSource.java
index 6e10a6b..1480f2a 100644
--- a/providers/yaml/src/main/java/cc/carm/lib/configuration/source/yaml/YAMLSource.java
+++ b/providers/yaml/src/main/java/cc/carm/lib/configuration/source/yaml/YAMLSource.java
@@ -5,7 +5,7 @@ import cc.carm.lib.configuration.commentable.CommentableOptions;
 import cc.carm.lib.configuration.source.ConfigurationHolder;
 import cc.carm.lib.configuration.source.file.FileConfigSource;
 import cc.carm.lib.configuration.source.section.ConfigureSection;
-import cc.carm.lib.configuration.source.section.MemorySection;
+import cc.carm.lib.configuration.source.section.SourcedSection;
 import cc.carm.lib.yamlcommentupdater.CommentedSection;
 import cc.carm.lib.yamlcommentupdater.CommentedYAMLWriter;
 import org.jetbrains.annotations.NotNull;
@@ -26,14 +26,14 @@ import java.nio.charset.StandardCharsets;
 import java.util.*;
 
 public class YAMLSource
-        extends FileConfigSource<MemorySection, Map<String, Object>, YAMLSource>
+        extends FileConfigSource<SourcedSection, Map<String, Object>, YAMLSource>
         implements CommentedSection {
 
     protected final @NotNull YamlConstructor yamlConstructor;
     protected final @NotNull YamlRepresenter yamlRepresenter;
     protected final @NotNull Yaml yaml;
 
-    protected @Nullable MemorySection rootSection;
+    protected @Nullable SourcedSection rootSection;
 
     protected YAMLSource(@NotNull ConfigurationHolder<? extends YAMLSource> holder,
                          @NotNull File file, @Nullable String resourcePath) {
@@ -65,7 +65,7 @@ public class YAMLSource
     }
 
     @Override
-    public @NotNull MemorySection section() {
+    public @NotNull SourcedSection section() {
         return Objects.requireNonNull(this.rootSection, "Root section is not initialized.");
     }
 
@@ -130,18 +130,18 @@ public class YAMLSource
         return this.saveToString(section());
     }
 
-    public @NotNull MemorySection loadFromString(@NotNull String data) throws Exception {
+    public @NotNull SourcedSection loadFromString(@NotNull String data) throws Exception {
         MappingNode mappingNode;
         try (Reader reader = new UnicodeReader(new ByteArrayInputStream(data.getBytes(StandardCharsets.UTF_8)))) {
             Node rawNode = this.yaml.compose(reader);
             mappingNode = (MappingNode) rawNode;
         }
-        if (mappingNode == null) return MemorySection.root(this);
+        if (mappingNode == null) return SourcedSection.root(this);
 
 
         Map<String, Object> map = new LinkedHashMap<>();
         this.constructMap(mappingNode, map);
-        return MemorySection.root(this, map);
+        return SourcedSection.root(this, map);
     }
 
     private void constructMap(@NotNull MappingNode mappingNode, @NotNull Map<String, Object> section) {
@@ -170,7 +170,7 @@ public class YAMLSource
     public String serializeValue(@NotNull String key, @NotNull Object value) {
         Map<String, Object> map = new LinkedHashMap<>();
         map.put(key, value);
-        return saveToString(MemorySection.root(this, map));
+        return saveToString(SourcedSection.root(this, map));
     }
 
     @Override