diff --git a/RoomEscape/Config/DefaultEngine.ini b/RoomEscape/Config/DefaultEngine.ini
index d34d9dc..63c5815 100644
--- a/RoomEscape/Config/DefaultEngine.ini
+++ b/RoomEscape/Config/DefaultEngine.ini
@@ -2,7 +2,7 @@
 [/Script/EngineSettings.GameMapsSettings]
 EditorStartupMap=/Game/NewMap.NewMap
 GameDefaultMap=/Game/NewMap.NewMap
-GlobalDefaultGameMode="/Script/RoomEscape.RoomEscapeGameMode"
+GlobalDefaultGameMode=/Script/RoomEscape.RoomEscapeGameModeBase
 
 [/Script/HardwareTargeting.HardwareTargetingSettings]
 TargetedHardwareClass=Desktop
@@ -51,4 +51,3 @@ AsyncSceneSmoothingFactor=0.990000
 InitialAverageFrameRate=0.016667
 PhysXTreeRebuildRate=10
 
-
diff --git a/RoomEscape/Source/RoomEscape/OpenDoor.cpp b/RoomEscape/Source/RoomEscape/OpenDoor.cpp
index d52b75c..f7c115d 100644
--- a/RoomEscape/Source/RoomEscape/OpenDoor.cpp
+++ b/RoomEscape/Source/RoomEscape/OpenDoor.cpp
@@ -7,11 +7,10 @@
 // Sets default values for this component's properties
 UOpenDoor::UOpenDoor()
 {
-	// Set this component to be initialized when the game starts, and to be ticked every frame.  You can turn these features
+	// Set this component to be initialized when the game starts, and to be ticked every frame. 
+	// You can turn these features
 	// off to improve performance if you don't need them.
 	PrimaryComponentTick.bCanEverTick = true;
-
-	// ...
 }
 
 
@@ -20,26 +19,28 @@ void UOpenDoor::BeginPlay()
 {
 	Super::BeginPlay();
 
-	AActor* Owner = GetOwner();
-	FString ObjectName = Owner->GetName();
-
-
-	FString Rot = Owner->GetTransform().GetRotation().GetAxisZ().ToString();
-	UE_LOG(LogTemp, Warning, TEXT("%s is at: %s"), *ObjectName, *Rot);
-
-
-	FRotator NewRotation = FRotator(0.0f, -90.0f, 0.0f);
-
-	Owner->SetActorRotation(NewRotation);
 	
 }
 
 
+void UOpenDoor::OpenDoor() {
+	AActor* Owner = GetOwner();
+	FString ObjectName = Owner->GetName();
+	FString Rot = Owner->GetTransform().GetRotation().GetAxisZ().ToString();
+	FRotator NewRotation = FRotator(0.0f, -90.0f, 0.0f);
+	Owner->SetActorRotation(NewRotation);
+}
+
 // Called every frame
 void UOpenDoor::TickComponent(float DeltaTime, ELevelTick TickType, FActorComponentTickFunction* ThisTickFunction)
 {
 	Super::TickComponent(DeltaTime, TickType, ThisTickFunction);
 
-	// ...
+	// poll the TriggerVolume every frame
+	// if ActorThatOpens  is in the volume, open door
+	if (PressurePlate->IsOverlappingActor(ActorThatOpens)) {
+		OpenDoor();
+	}
+
 }
 
diff --git a/RoomEscape/Source/RoomEscape/OpenDoor.h b/RoomEscape/Source/RoomEscape/OpenDoor.h
index 149c4f8..e39da16 100644
--- a/RoomEscape/Source/RoomEscape/OpenDoor.h
+++ b/RoomEscape/Source/RoomEscape/OpenDoor.h
@@ -17,6 +17,7 @@ class ROOMESCAPE_API UOpenDoor : public UActorComponent
 public:	
 	// Sets default values for this component's properties
 	UOpenDoor();
+	void OpenDoor();
 
 protected:
 	// Called when the game starts
@@ -32,5 +33,7 @@ private:
 
 	UPROPERTY(EditAnywhere)
 		ATriggerVolume* PressurePlate;
-		
+	
+	UPROPERTY(EditAnywhere)
+		AActor* ActorThatOpens;
 };