Mannequin House

Mannequin House is a psychological horror video game played by Markiplier.

Game information
You wake up in your room and then go downstairs; Oddly enough, almost all the doors are locked. You decide to go back to your room, but suddenly, your room turns into a hallway with a floor lamp and a door inside it. You open the door and realize that you are stuck in a loop, but you are not alone. Will you escape?

Episode

 * MY WORST NIGHTMARE