diff --git a/src/AcDream.App/Rendering/GameWindow.cs b/src/AcDream.App/Rendering/GameWindow.cs
index e04a1622..085f26af 100644
--- a/src/AcDream.App/Rendering/GameWindow.cs
+++ b/src/AcDream.App/Rendering/GameWindow.cs
@@ -621,6 +621,8 @@ public sealed class GameWindow : IDisposable
     private AcDream.App.UI.Layout.ToolbarController? _toolbarController;
     // Phase D.5.3a — selected-object strip controller (name, overlay state, health meter).
     private AcDream.App.UI.Layout.SelectedObjectController? _selectedObjectController;
+    // Phase D.2b-B — inventory controller (backpack grid + pack-selector + burden meter).
+    private AcDream.App.UI.Layout.InventoryController? _inventoryController;
     // Phase D.2b Task 9 — plugin UI registrations buffered before OnLoad; drained in OnLoad.
     private readonly AcDream.App.Plugins.BufferedUiRegistry? _uiRegistry;
     // Phase I.2: ImGui debug panel ViewModel. Lives for as long as
@@ -2154,6 +2156,19 @@ public sealed class GameWindow : IDisposable
                 inventoryWindow.Draggable = true;
                 _uiHost.Root.AddChild(inventoryWindow);
                 _uiHost.RegisterWindow(AcDream.App.UI.WindowNames.Inventory, inventoryWindow);
+
+                // Phase D.2b-B — populate the inventory from ClientObjectTable: the
+                // "Contents of Backpack" grid + the pack-selector strip + the burden meter +
+                // captions. Analogue of gmInventoryUI/gmBackpackUI/gm3DItemsUI::PostInit.
+                _inventoryController = AcDream.App.UI.Layout.InventoryController.Bind(
+                    invLayout, Objects,
+                    playerGuid: () => _playerServerGuid,
+                    iconIds: (type, icon, under, over, effects) => iconComposer.GetIcon(type, icon, under, over, effects),
+                    strength: () => LocalPlayer.GetAttribute(
+                        AcDream.Core.Player.LocalPlayerState.AttributeKind.Strength) is { } sa
+                        ? (int?)sa.Current : null,
+                    datFont: vitalsDatFont);
+
                 Console.WriteLine("[D.2b-B] retail inventory window from LayoutDesc importer (0x21000023).");
             }
             else Console.WriteLine("[D.2b-B] inventory: LayoutDesc 0x21000023 not found.");