diff --git a/Assets/Scenes/PuzzleTest.unity b/Assets/Scenes/PuzzleTest.unity
index 79e7fd4..ffd044c 100644
--- a/Assets/Scenes/PuzzleTest.unity
+++ b/Assets/Scenes/PuzzleTest.unity
@@ -5156,7 +5156,7 @@ PrefabInstance:
     - target: {fileID: 8137769401290482906, guid: 1358b4ef564c4704682417dff526766a,
         type: 3}
       propertyPath: m_IsActive
-      value: 0
+      value: 1
       objectReference: {fileID: 0}
     m_RemovedComponents: []
     m_RemovedGameObjects: []
diff --git a/Assets/Station46/Environments/Intro Room/Audio/intro-edit.wav.meta b/Assets/Station46/Environments/Intro Room/Audio/intro-edit.wav.meta
index 1af715f..49b368a 100644
--- a/Assets/Station46/Environments/Intro Room/Audio/intro-edit.wav.meta	
+++ b/Assets/Station46/Environments/Intro Room/Audio/intro-edit.wav.meta	
@@ -1,3 +1,23 @@
-fileFormatVersion: 2
+fileFormatVersion: 2
 guid: e9879de5b83a4547be8ec1c406fb0556
-timeCreated: 1684016482
\ No newline at end of file
+AudioImporter:
+  externalObjects: {}
+  serializedVersion: 7
+  defaultSettings:
+    serializedVersion: 2
+    loadType: 0
+    sampleRateSetting: 0
+    sampleRateOverride: 0
+    compressionFormat: 1
+    quality: 1
+    conversionMode: 0
+    preloadAudioData: 0
+  platformSettingOverrides: {}
+  forceToMono: 0
+  normalize: 1
+  loadInBackground: 0
+  ambisonic: 0
+  3D: 1
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
diff --git a/Assets/Station46/Environments/Intro Room/Intro Room.prefab b/Assets/Station46/Environments/Intro Room/Intro Room.prefab
index ede7aa1..f5675fe 100644
--- a/Assets/Station46/Environments/Intro Room/Intro Room.prefab	
+++ b/Assets/Station46/Environments/Intro Room/Intro Room.prefab	
@@ -1369,7 +1369,7 @@ GameObject:
   m_Icon: {fileID: 0}
   m_NavMeshLayer: 0
   m_StaticEditorFlags: 2147483647
-  m_IsActive: 0
+  m_IsActive: 1
 --- !u!4 &6534859180971967246
 Transform:
   m_ObjectHideFlags: 0
diff --git a/Assets/Station46/Environments/Intro Sphere/Intro Sphere.prefab b/Assets/Station46/Environments/Intro Sphere/Intro Sphere.prefab
index 45a8d72..ffdb1dd 100644
--- a/Assets/Station46/Environments/Intro Sphere/Intro Sphere.prefab	
+++ b/Assets/Station46/Environments/Intro Sphere/Intro Sphere.prefab	
@@ -9612,7 +9612,7 @@ Transform:
   - {fileID: 1776039877960258817}
   - {fileID: 1772644945931633228}
   m_Father: {fileID: 0}
-  m_RootOrder: 0
+  m_RootOrder: -1
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
 --- !u!54 &4758909792356742116
 Rigidbody:
@@ -14949,7 +14949,12 @@ MonoBehaviour:
   m_EditorClassIdentifier: 
   minDistance: 0.01
   speed: 100
+  sizeFactor: 4
+  brightnessFactor: 12
   target: {fileID: 0}
+  audioSource: {fileID: 2877895139439227182}
+  centerTransform: {fileID: 6097717622075189454}
+  sphereRenderer: {fileID: 4939631329203768008}
 --- !u!82 &2877895139439227182
 AudioSource:
   m_ObjectHideFlags: 0
diff --git a/Assets/Station46/Environments/Intro Sphere/Scripts/FollowSphere.cs b/Assets/Station46/Environments/Intro Sphere/Scripts/FollowSphere.cs
index 37179b9..e5c97f5 100644
--- a/Assets/Station46/Environments/Intro Sphere/Scripts/FollowSphere.cs	
+++ b/Assets/Station46/Environments/Intro Sphere/Scripts/FollowSphere.cs	
@@ -1,19 +1,41 @@
-using EscapeRoomEngine.VR.Runtime;
+using System;
+using System.Linq;
+using EscapeRoomEngine.VR.Runtime;
+using NaughtyAttributes;
 using UnityEngine;
 
 namespace Station46.Environments.Intro_Sphere.Scripts
 {
     public class FollowSphere : MonoBehaviour
     {
-        public float minDistance = 0.001f;
-        public float speed = 200;
-        
+        private const int AverageLength = 3;
+        private static readonly int FresnelPower = Shader.PropertyToID("_FresnelPower");
+
+        public float
+            minDistance = 0.001f,
+            speed = 200,
+            sizeFactor = 1,
+            brightnessFactor = 1;
         [SerializeField] private Transform target;
+        [BoxGroup("Internal")] [SerializeField] private AudioSource audioSource;
+        [BoxGroup("Internal")] [SerializeField] private Transform centerTransform;
+        [BoxGroup("Internal")] [SerializeField] private MeshRenderer sphereRenderer;
         
+        private float[] _audioSamples;
+        private float[] _samplesAverage = new float[AverageLength];
+        private int averageIndex;
+        private float _initialBrightness;
+        private Material _sphereMaterial;
         private Rigidbody _rigidbody;
 
         private void Awake()
         {
+            var clip = audioSource.clip;
+            _audioSamples = new float[clip.samples*clip.channels];
+            clip.GetData(_audioSamples, 0);
+
+            _sphereMaterial = sphereRenderer.material;
+            _initialBrightness = _sphereMaterial.GetFloat(FresnelPower);
             _rigidbody = GetComponent<Rigidbody>();
             target = Player.Instance.sphereFollow;
         }
@@ -27,5 +49,21 @@ namespace Station46.Environments.Intro_Sphere.Scripts
                 _rigidbody.AddForce(speed * (followPosition - position));
             }
         }
+
+        private void Update()
+        {
+            if (audioSource.isPlaying)
+            {
+                _samplesAverage[averageIndex] = Mathf.Abs(_audioSamples[audioSource.timeSamples]);
+                averageIndex = (averageIndex + 1) % AverageLength;
+                var average = _samplesAverage.Average();
+                SetCenterSize(1 + sizeFactor * average);
+                SetSphereMaterialBrightness(_initialBrightness - brightnessFactor * average);
+            }
+        }
+
+        private void SetCenterSize(float size) => centerTransform.localScale = new Vector3(size, size, size);
+
+        private void SetSphereMaterialBrightness(float brightness) => _sphereMaterial.SetFloat(FresnelPower, brightness);
     }
 }
\ No newline at end of file