diff --git a/Galagan/Assets/Asteroid.prefab b/Galagan/Assets/Asteroid.prefab
index 27a464f..39a8334 100644
--- a/Galagan/Assets/Asteroid.prefab
+++ b/Galagan/Assets/Asteroid.prefab
@@ -91,21 +91,18 @@ LineRenderer:
   m_SortingLayer: 0
   m_SortingOrder: 0
   m_Positions:
-  - {x: 0, y: 0.70699924, z: 0}
-  - {x: 0.3509171, y: 0.7881727, z: 0}
-  - {x: 0.7542169, y: 0.67909986, z: 0}
-  - {x: 0.98979205, y: 0.3216029, z: 0}
-  - {x: 1.1571201, y: -0.12161828, z: 0}
-  - {x: 1.0185931, y: -0.58808506, z: 0}
-  - {x: 0.73758, y: -1.015192, z: 0}
-  - {x: 0.2546847, y: -1.1981977, z: 0}
-  - {x: -0.26037762, y: -1.2249796, z: 0}
-  - {x: -0.7671195, y: -1.0558498, z: 0}
-  - {x: -1.024633, y: -0.591572, z: 0}
-  - {x: -1.0892882, y: -0.11448866, z: 0}
-  - {x: -1.0272045, y: 0.33375913, z: 0}
-  - {x: -0.76707876, y: 0.69068104, z: 0}
-  - {x: -0.44296572, y: 0.99491775, z: 0}
+  - {x: 0, y: 0.77753407, z: 0}
+  - {x: 0.40416953, y: 0.7000421, z: 0}
+  - {x: 0.7256834, y: 0.41897345, z: 0}
+  - {x: 0.88420004, y: -0.00000003864961, z: 0}
+  - {x: 0.8879781, y: -0.51267445, z: 0}
+  - {x: 0.5559476, y: -0.96292937, z: 0}
+  - {x: -0.000000103296486, y: -1.1815741, z: 0}
+  - {x: -0.6193416, y: -1.0727313, z: 0}
+  - {x: -1.0964466, y: -0.6330336, z: 0}
+  - {x: -1.1883162, y: 0.000000014170529, z: 0}
+  - {x: -1.0780969, y: 0.6224394, z: 0}
+  - {x: -0.5824014, y: 1.0087484, z: 0}
   m_Parameters:
     serializedVersion: 3
     widthMultiplier: 1
@@ -209,22 +206,19 @@ PolygonCollider2D:
   m_AutoTiling: 0
   m_Points:
     m_Paths:
-    - - {x: 0, y: 0.70699924}
-      - {x: 0.3509171, y: 0.7881727}
-      - {x: 0.7542169, y: 0.67909986}
-      - {x: 0.98979205, y: 0.3216029}
-      - {x: 1.1571201, y: -0.12161828}
-      - {x: 1.0185931, y: -0.58808506}
-      - {x: 0.73758, y: -1.015192}
-      - {x: 0.2546847, y: -1.1981977}
-      - {x: -0.26037762, y: -1.2249796}
-      - {x: -0.7671195, y: -1.0558498}
-      - {x: -1.024633, y: -0.591572}
-      - {x: -1.0892882, y: -0.11448866}
-      - {x: -1.0272045, y: 0.33375913}
-      - {x: -0.76707876, y: 0.69068104}
-      - {x: -0.44296572, y: 0.99491775}
-      - {x: 0, y: 0.70699924}
+    - - {x: 0, y: 0.77753407}
+      - {x: 0.40416953, y: 0.7000421}
+      - {x: 0.7256834, y: 0.41897345}
+      - {x: 0.88420004, y: -0.00000003864961}
+      - {x: 0.8879781, y: -0.51267445}
+      - {x: 0.5559476, y: -0.96292937}
+      - {x: -0.000000103296486, y: -1.1815741}
+      - {x: -0.6193416, y: -1.0727313}
+      - {x: -1.0964466, y: -0.6330336}
+      - {x: -1.1883162, y: 0.000000014170529}
+      - {x: -1.0780969, y: 0.6224394}
+      - {x: -0.5824014, y: 1.0087484}
+      - {x: 0, y: 0.77753407}
   m_UseDelaunayMesh: 0
 --- !u!50 &7202568895458539576
 Rigidbody2D:
diff --git a/Galagan/Assets/Point.prefab b/Galagan/Assets/Point.prefab
index e7d6d29..0f92333 100644
--- a/Galagan/Assets/Point.prefab
+++ b/Galagan/Assets/Point.prefab
@@ -80,32 +80,23 @@ LineRenderer:
   m_SortingOrder: 0
   m_Positions:
   - {x: 0, y: 0.1, z: 0}
-  - {x: 0.023061587, y: 0.097304486, z: 0}
-  - {x: 0.04487992, y: 0.08936327, z: 0}
+  - {x: 0.034202013, y: 0.09396926, z: 0}
   - {x: 0.06427876, y: 0.07660445, z: 0}
-  - {x: 0.08021232, y: 0.059715863, z: 0}
-  - {x: 0.09182161, y: 0.039607972, z: 0}
+  - {x: 0.086602546, y: 0.049999997, z: 0}
   - {x: 0.098480776, y: 0.017364822, z: 0}
-  - {x: 0.09983082, y: -0.0058144825, z: 0}
-  - {x: 0.095798954, y: -0.028680325, z: 0}
+  - {x: 0.098480776, y: -0.01736482, z: 0}
   - {x: 0.08660254, y: -0.05000001, z: 0}
-  - {x: 0.07273736, y: -0.06862417, z: 0}
-  - {x: 0.054950904, y: -0.08354878, z: 0}
+  - {x: 0.06427877, y: -0.07660445, z: 0}
   - {x: 0.03420202, y: -0.09396926, z: 0}
-  - {x: 0.011609296, y: -0.09932383, z: 0}
-  - {x: -0.01160929, y: -0.09932383, z: 0}
+  - {x: -0.000000008742278, y: -0.1, z: 0}
   - {x: -0.034202017, y: -0.09396926, z: 0}
-  - {x: -0.054950904, y: -0.08354878, z: 0}
-  - {x: -0.07273737, y: -0.06862416, z: 0}
+  - {x: -0.06427876, y: -0.07660445, z: 0}
   - {x: -0.086602546, y: -0.049999993, z: 0}
-  - {x: -0.095798954, y: -0.02868033, z: 0}
-  - {x: -0.09983082, y: -0.0058144648, z: 0}
+  - {x: -0.09848078, y: -0.017364813, z: 0}
   - {x: -0.098480776, y: 0.017364815, z: 0}
-  - {x: -0.09182162, y: 0.039607957, z: 0}
-  - {x: -0.08021232, y: 0.059715863, z: 0}
+  - {x: -0.086602546, y: 0.049999993, z: 0}
   - {x: -0.064278774, y: 0.07660443, z: 0}
-  - {x: -0.04487991, y: 0.08936327, z: 0}
-  - {x: -0.023061596, y: 0.097304486, z: 0}
+  - {x: -0.034202036, y: 0.093969256, z: 0}
   m_Parameters:
     serializedVersion: 3
     widthMultiplier: 1
@@ -210,32 +201,23 @@ PolygonCollider2D:
   m_Points:
     m_Paths:
     - - {x: 0, y: 0.1}
-      - {x: 0.023061587, y: 0.097304486}
-      - {x: 0.04487992, y: 0.08936327}
+      - {x: 0.034202013, y: 0.09396926}
       - {x: 0.06427876, y: 0.07660445}
-      - {x: 0.08021232, y: 0.059715863}
-      - {x: 0.09182161, y: 0.039607972}
+      - {x: 0.086602546, y: 0.049999997}
       - {x: 0.098480776, y: 0.017364822}
-      - {x: 0.09983082, y: -0.0058144825}
-      - {x: 0.095798954, y: -0.028680325}
+      - {x: 0.098480776, y: -0.01736482}
       - {x: 0.08660254, y: -0.05000001}
-      - {x: 0.07273736, y: -0.06862417}
-      - {x: 0.054950904, y: -0.08354878}
+      - {x: 0.06427877, y: -0.07660445}
       - {x: 0.03420202, y: -0.09396926}
-      - {x: 0.011609296, y: -0.09932383}
-      - {x: -0.01160929, y: -0.09932383}
+      - {x: -0.000000008742278, y: -0.1}
       - {x: -0.034202017, y: -0.09396926}
-      - {x: -0.054950904, y: -0.08354878}
-      - {x: -0.07273737, y: -0.06862416}
+      - {x: -0.06427876, y: -0.07660445}
       - {x: -0.086602546, y: -0.049999993}
-      - {x: -0.095798954, y: -0.02868033}
-      - {x: -0.09983082, y: -0.0058144648}
+      - {x: -0.09848078, y: -0.017364813}
       - {x: -0.098480776, y: 0.017364815}
-      - {x: -0.09182162, y: 0.039607957}
-      - {x: -0.08021232, y: 0.059715863}
+      - {x: -0.086602546, y: 0.049999993}
       - {x: -0.064278774, y: 0.07660443}
-      - {x: -0.04487991, y: 0.08936327}
-      - {x: -0.023061596, y: 0.097304486}
+      - {x: -0.034202036, y: 0.093969256}
       - {x: 0, y: 0.1}
   m_UseDelaunayMesh: 0
 --- !u!50 &7202568895458539576
diff --git a/Galagan/Assets/Scenes/GameScene.unity b/Galagan/Assets/Scenes/GameScene.unity
index 4b9ea0d..deabd86 100644
--- a/Galagan/Assets/Scenes/GameScene.unity
+++ b/Galagan/Assets/Scenes/GameScene.unity
@@ -394,6 +394,7 @@ GameObject:
   m_Component:
   - component: {fileID: 1378039851}
   - component: {fileID: 1378039852}
+  - component: {fileID: 1378039853}
   m_Layer: 0
   m_Name: GameLoop
   m_TagString: Untagged
@@ -432,6 +433,102 @@ MonoBehaviour:
   pointPrefab: {fileID: -3182654130105329171, guid: b40f9156fb4df0248be458b9411131a9, type: 3}
   inset: 0.8
   scoreText: {fileID: 0}
+--- !u!82 &1378039853
+AudioSource:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 1378039850}
+  m_Enabled: 1
+  serializedVersion: 4
+  OutputAudioMixerGroup: {fileID: 0}
+  m_audioClip: {fileID: 0}
+  m_PlayOnAwake: 1
+  m_Volume: 1
+  m_Pitch: 1
+  Loop: 0
+  Mute: 0
+  Spatialize: 0
+  SpatializePostEffects: 0
+  Priority: 128
+  DopplerLevel: 1
+  MinDistance: 1
+  MaxDistance: 500
+  Pan2D: 0
+  rolloffMode: 0
+  BypassEffects: 0
+  BypassListenerEffects: 0
+  BypassReverbZones: 0
+  rolloffCustomCurve:
+    serializedVersion: 2
+    m_Curve:
+    - serializedVersion: 3
+      time: 0
+      value: 1
+      inSlope: 0
+      outSlope: 0
+      tangentMode: 0
+      weightedMode: 0
+      inWeight: 0.33333334
+      outWeight: 0.33333334
+    - serializedVersion: 3
+      time: 1
+      value: 0
+      inSlope: 0
+      outSlope: 0
+      tangentMode: 0
+      weightedMode: 0
+      inWeight: 0.33333334
+      outWeight: 0.33333334
+    m_PreInfinity: 2
+    m_PostInfinity: 2
+    m_RotationOrder: 4
+  panLevelCustomCurve:
+    serializedVersion: 2
+    m_Curve:
+    - serializedVersion: 3
+      time: 0
+      value: 0
+      inSlope: 0
+      outSlope: 0
+      tangentMode: 0
+      weightedMode: 0
+      inWeight: 0.33333334
+      outWeight: 0.33333334
+    m_PreInfinity: 2
+    m_PostInfinity: 2
+    m_RotationOrder: 4
+  spreadCustomCurve:
+    serializedVersion: 2
+    m_Curve:
+    - serializedVersion: 3
+      time: 0
+      value: 0
+      inSlope: 0
+      outSlope: 0
+      tangentMode: 0
+      weightedMode: 0
+      inWeight: 0.33333334
+      outWeight: 0.33333334
+    m_PreInfinity: 2
+    m_PostInfinity: 2
+    m_RotationOrder: 4
+  reverbZoneMixCustomCurve:
+    serializedVersion: 2
+    m_Curve:
+    - serializedVersion: 3
+      time: 0
+      value: 1
+      inSlope: 0
+      outSlope: 0
+      tangentMode: 0
+      weightedMode: 0
+      inWeight: 0.33333334
+      outWeight: 0.33333334
+    m_PreInfinity: 2
+    m_PostInfinity: 2
+    m_RotationOrder: 4
 --- !u!1001 &1645791523
 PrefabInstance:
   m_ObjectHideFlags: 0
diff --git a/Galagan/Assets/Scenes/MenuScene.unity b/Galagan/Assets/Scenes/MenuScene.unity
index b5ba9b3..801b8a3 100644
--- a/Galagan/Assets/Scenes/MenuScene.unity
+++ b/Galagan/Assets/Scenes/MenuScene.unity
@@ -147,7 +147,7 @@ AudioListener:
   m_PrefabInstance: {fileID: 0}
   m_PrefabAsset: {fileID: 0}
   m_GameObject: {fileID: 39709457}
-  m_Enabled: 1
+  m_Enabled: 0
 --- !u!20 &39709459
 Camera:
   m_ObjectHideFlags: 0
@@ -158,7 +158,7 @@ Camera:
   m_Enabled: 1
   serializedVersion: 2
   m_ClearFlags: 1
-  m_BackGroundColor: {r: 0.19215687, g: 0.3019608, b: 0.4745098, a: 0}
+  m_BackGroundColor: {r: 0, g: 0, b: 0, a: 0}
   m_projectionMatrixMode: 1
   m_GateFitMode: 2
   m_FOVAxisMode: 0
diff --git a/Galagan/Assets/Scripts/MenuController.cs b/Galagan/Assets/Scripts/MenuController.cs
new file mode 100644
index 0000000..c791d0e
--- /dev/null
+++ b/Galagan/Assets/Scripts/MenuController.cs
@@ -0,0 +1,18 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public class MenuController : MonoBehaviour
+{
+    // Start is called before the first frame update
+    void Start()
+    {
+        
+    }
+
+    // Update is called once per frame
+    void Update()
+    {
+        
+    }
+}
diff --git a/Galagan/Assets/Scripts/MenuController.cs.meta b/Galagan/Assets/Scripts/MenuController.cs.meta
new file mode 100644
index 0000000..f7f514a
--- /dev/null
+++ b/Galagan/Assets/Scripts/MenuController.cs.meta
@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: a073689d4ec30f9479271d7c86ba4374
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
diff --git a/Galagan/ProjectSettings/EditorBuildSettings.asset b/Galagan/ProjectSettings/EditorBuildSettings.asset
index 82ab0f5..cfd46d8 100644
--- a/Galagan/ProjectSettings/EditorBuildSettings.asset
+++ b/Galagan/ProjectSettings/EditorBuildSettings.asset
@@ -6,6 +6,9 @@ EditorBuildSettings:
   serializedVersion: 2
   m_Scenes:
   - enabled: 1
-    path: Assets/Scenes/SampleScene.unity
+    path: Assets/Scenes/GameScene.unity
     guid: 2cda990e2423bbf4892e6590ba056729
+  - enabled: 1
+    path: Assets/Scenes/MenuScene.unity
+    guid: 9593d5c3cb9152f4090e875b85ffc259
   m_configObjects: {}
diff --git a/Galagan/ProjectSettings/EditorSettings.asset b/Galagan/ProjectSettings/EditorSettings.asset
index e6f57fd..ce486a2 100644
--- a/Galagan/ProjectSettings/EditorSettings.asset
+++ b/Galagan/ProjectSettings/EditorSettings.asset
@@ -3,14 +3,16 @@
 --- !u!159 &1
 EditorSettings:
   m_ObjectHideFlags: 0
-  serializedVersion: 11
+  serializedVersion: 12
   m_SerializationMode: 2
   m_LineEndingsForNewScripts: 0
   m_DefaultBehaviorMode: 1
   m_PrefabRegularEnvironment: {fileID: 0}
   m_PrefabUIEnvironment: {fileID: 0}
   m_SpritePackerMode: 5
+  m_SpritePackerCacheSize: 10
   m_SpritePackerPaddingPower: 1
+  m_Bc7TextureCompressor: 0
   m_EtcTextureCompressorBehavior: 1
   m_EtcTextureFastCompressor: 1
   m_EtcTextureNormalCompressor: 2
@@ -19,18 +21,20 @@ EditorSettings:
   m_ProjectGenerationRootNamespace: 
   m_EnableTextureStreamingInEditMode: 1
   m_EnableTextureStreamingInPlayMode: 1
+  m_EnableEditorAsyncCPUTextureLoading: 0
   m_AsyncShaderCompilation: 1
-  m_CachingShaderPreprocessor: 1
   m_PrefabModeAllowAutoSave: 1
   m_EnterPlayModeOptionsEnabled: 0
   m_EnterPlayModeOptions: 3
   m_GameObjectNamingDigits: 1
   m_GameObjectNamingScheme: 0
   m_AssetNamingUsesSpace: 1
+  m_InspectorUseIMGUIDefaultInspector: 0
   m_UseLegacyProbeSampleCount: 0
   m_SerializeInlineMappingsOnOneLine: 1
   m_DisableCookiesInLightmapper: 1
   m_AssetPipelineMode: 1
+  m_RefreshImportMode: 0
   m_CacheServerMode: 0
   m_CacheServerEndpoint: 
   m_CacheServerNamespacePrefix: default
@@ -38,3 +42,6 @@ EditorSettings:
   m_CacheServerEnableUpload: 1
   m_CacheServerEnableAuth: 0
   m_CacheServerEnableTls: 0
+  m_CacheServerValidationMode: 2
+  m_CacheServerDownloadBatchSize: 128
+  m_EnableEnlightenBakedGI: 0