diff --git a/sources/ClientRealm/API/Unreal/ClientUnrealAPI.uc b/sources/ClientRealm/API/Unreal/ClientUnrealAPI.uc
index beee114..7e54014 100644
--- a/sources/ClientRealm/API/Unreal/ClientUnrealAPI.uc
+++ b/sources/ClientRealm/API/Unreal/ClientUnrealAPI.uc
@@ -21,33 +21,17 @@ class ClientUnrealAPI extends ClientUnrealAPIBase;
 
 var private LoggerAPI.Definition fatalNoStalker;
 
-protected function Constructor()
-{
-    _.environment.OnShutDownSystem(self).connect = HandleShutdown;
-}
-
-protected function HandleShutdown()
-{
-    local ServerUnrealService service;
-
-    service = ServerUnrealService(
-        class'ServerUnrealService'.static.GetInstance());
-    //  This has to clean up anything we've added
-    if (service != none) {
-        service.Destroy();
-    }
-}
-
 /* SIGNAL */
-public function Unreal_OnTick_Slot OnTick(
-    AcediaObject receiver)
+public function Unreal_OnTick_Slot OnTick(AcediaObject receiver)
 {
-    local Signal                signal;
-    local ServerUnrealService   service;
+    local AcediaInteraction acediaInteraction;
 
-    service = ServerUnrealService(class'ServerUnrealService'.static.Require());
-    signal = service.GetSignal(class'Unreal_OnTick_Signal');
-    return Unreal_OnTick_Slot(signal.NewSlot(receiver));
+    //  Simple redirect to `AcediaInteraction`
+    acediaInteraction = class'AcediaInteraction'.static.GetInstance();
+    if (acediaInteraction != none) {
+        return acediaInteraction.OnTick(receiver);
+    }
+    return none;
 }
 
 /* SIGNAL */
diff --git a/sources/ClientRealm/AcediaInteraction.uc b/sources/ClientRealm/AcediaInteraction.uc
index 84d5b5b..5f6ea15 100644
--- a/sources/ClientRealm/AcediaInteraction.uc
+++ b/sources/ClientRealm/AcediaInteraction.uc
@@ -19,17 +19,33 @@
  */
 class AcediaInteraction extends Interaction;
 
-#exec OBJ LOAD FILE=KillingFloorHUD.utx
-#exec OBJ LOAD FILE=KillingFloor2HUD.utx
-
 var private Global          _;
 var private ClientGlobal    _client;
 var private AcediaInteraction myself;
-var Texture shield;
 
+var private Unreal_OnTick_Signal        onTickSignal;
 var private Interaction_OnRender_Signal onPreRenderSignal;
 var private Interaction_OnRender_Signal onPostRenderSignal;
 
+/**
+ *  Signal that will be emitted every tick.
+ *
+ *  [Signature]
+ *  void <slot>(float delta, float dilationCoefficient)
+ *
+ *  @param  delta               In-game time in seconds that has passed since
+ *      the last tick. To obtain real time passed from the last tick divide
+ *      `delta` by `dilationCoefficient`.
+ *  @param  dilationCoefficient How fast is in-game time flow compared to
+ *      the real world's one? `2` means twice as fast and
+ *      `0.5` means twice as slow.
+ */
+/* SIGNAL */
+public function Unreal_OnTick_Slot OnTick(AcediaObject receiver)
+{
+    return Unreal_OnTick_Slot(onTickSignal.NewSlot(receiver));
+}
+
 /**
  *  Called before rendering, when `Interaction`s receive their `PreRender()`
  *  events
@@ -71,6 +87,8 @@ public final function InitializeInteraction()
     default.myself = self;
     _       = class'Global'.static.GetInstance();
     _client = class'ClientGlobal'.static.GetInstance();
+    onTickSignal = Unreal_OnTick_Signal(
+        _.memory.Allocate(class'Unreal_OnTick_Signal'));
     onPreRenderSignal = Interaction_OnRender_Signal(
         _.memory.Allocate(class'Interaction_OnRender_Signal'));
     onPostRenderSignal = Interaction_OnRender_Signal(
@@ -79,6 +97,12 @@ public final function InitializeInteraction()
 
 event NotifyLevelChange()
 {
+    _.memory.Free(onTickSignal);
+    _.memory.Free(onPreRenderSignal);
+    _.memory.Free(onPostRenderSignal);
+    onTickSignal        = none;
+    onPreRenderSignal   = none;
+    onPostRenderSignal  = none;
     _.environment.ShutDown();
     default.myself  = none;
     _               = none;
@@ -105,16 +129,24 @@ public function PreRender(Canvas canvas)
 
 public function PostRender(Canvas canvas)
 {
-    Log("dsfsdfs");
-    canvas.SetPos(500, 500);
-    canvas.DrawTile(shield, 16, 16, 0, 0, shield.MaterialUSize(), shield.MaterialVSize());
     if (onPostRenderSignal != none) {
         onPostRenderSignal.Emit(canvas);
     }
 }
 
+public function Tick(float delta)
+{
+    local float dilationCoefficient;
+
+    if (onTickSignal != none)
+    {
+        dilationCoefficient = _client.unreal.GetLevel().timeDilation / 1.1;
+        onTickSignal.Emit(delta, dilationCoefficient);
+    }
+}
+
 defaultproperties
 {
-    shield = Texture'KillingFloorHUD.HUD.Hud_Shield'
-    bVisible = true
+    bVisible        = true
+    bRequiresTick   = true
 }
\ No newline at end of file
diff --git a/sources/ServerRealm/API/Unreal/Events/Unreal_OnTick_Signal.uc b/sources/CoreRealm/API/UnrealAPI/Events/Unreal_OnTick_Signal.uc
similarity index 93%
rename from sources/ServerRealm/API/Unreal/Events/Unreal_OnTick_Signal.uc
rename to sources/CoreRealm/API/UnrealAPI/Events/Unreal_OnTick_Signal.uc
index e732be0..951e93f 100644
--- a/sources/ServerRealm/API/Unreal/Events/Unreal_OnTick_Signal.uc
+++ b/sources/CoreRealm/API/UnrealAPI/Events/Unreal_OnTick_Signal.uc
@@ -1,5 +1,5 @@
 /**
- *      Signal class implementation for `ServerUnrealAPI`'s `OnTick` signal.
+ *      Signal class implementation for `UnrealAPI`'s `OnTick` signal.
  *      Copyright 2021 Anton Tarasenko
  *------------------------------------------------------------------------------
  * This file is part of Acedia.
diff --git a/sources/ServerRealm/API/Unreal/Events/Unreal_OnTick_Slot.uc b/sources/CoreRealm/API/UnrealAPI/Events/Unreal_OnTick_Slot.uc
similarity index 93%
rename from sources/ServerRealm/API/Unreal/Events/Unreal_OnTick_Slot.uc
rename to sources/CoreRealm/API/UnrealAPI/Events/Unreal_OnTick_Slot.uc
index 65931f7..3a4ad96 100644
--- a/sources/ServerRealm/API/Unreal/Events/Unreal_OnTick_Slot.uc
+++ b/sources/CoreRealm/API/UnrealAPI/Events/Unreal_OnTick_Slot.uc
@@ -1,5 +1,5 @@
 /**
- *      Slot class implementation for `ServerUnrealAPI`'s `OnTick` signal.
+ *      Slot class implementation for `UnrealAPI`'s `OnTick` signal.
  *      Copyright 2021 Anton Tarasenko
  *------------------------------------------------------------------------------
  * This file is part of Acedia.