diff --git a/SakuraVNE/src/AppLayer.cpp b/SakuraVNE/src/AppLayer.cpp
index 61456ee..953d4fb 100644
--- a/SakuraVNE/src/AppLayer.cpp
+++ b/SakuraVNE/src/AppLayer.cpp
@@ -1,6 +1,7 @@
 #include "AppLayer.h"
 #include "Application.h"
 #include "Layer.h"
+#include "TestLayer.h"
 #include "imgui.h"
 
 AppLayer::AppLayer() : Layer("AppLayer", true) {}
@@ -16,4 +17,10 @@ void AppLayer::OnImGuiRender() {
         Application::Get().SetRunningState(false);
     }
     ImGui::End();
+
+    ImGui::Begin("Layer Transition");
+    if (ImGui::Button("Transition")) {
+        TransitionTo<TestLayer>();
+    }
+    ImGui::End();
 }
diff --git a/SakuraVNE/src/TestLayer.cpp b/SakuraVNE/src/TestLayer.cpp
new file mode 100644
index 0000000..0113536
--- /dev/null
+++ b/SakuraVNE/src/TestLayer.cpp
@@ -0,0 +1,16 @@
+#include "TestLayer.h"
+#include "AppLayer.h"
+#include "Layer.h"
+#include "imgui.h"
+
+TestLayer::TestLayer() : Layer("TestLayer", true) {}
+
+void TestLayer::OnImGuiRender() {
+    ImGuiIO &io = ImGui::GetIO();
+
+    ImGui::Begin("Layer Transition");
+    if (ImGui::Button("Transition")) {
+        TransitionTo<AppLayer>();
+    }
+    ImGui::End();
+}
diff --git a/SakuraVNE/src/TestLayer.h b/SakuraVNE/src/TestLayer.h
new file mode 100644
index 0000000..62bbb38
--- /dev/null
+++ b/SakuraVNE/src/TestLayer.h
@@ -0,0 +1,11 @@
+#pragma once
+
+#include "Layer.h"
+
+class TestLayer : public SakuraVNE::Layer {
+public:
+    TestLayer();
+    virtual ~TestLayer() = default;
+
+    virtual void OnImGuiRender() override;
+};
diff --git a/libs/SakuraCore b/libs/SakuraCore
index 8b91c7a..3925ccc 160000
--- a/libs/SakuraCore
+++ b/libs/SakuraCore
@@ -1 +1 @@
-Subproject commit 8b91c7ab767a41dc5e98414958e4348df559d657
+Subproject commit 3925ccc52029e52f6674df04aaa2b930eca9e0bd