One day you wake up in a very strange place from which you cannot find your way out. It is a school that has been empty for many years. You try to find the key to the front door, which is locked, but instead you find an evil nun who is a monster. Now you have to run away from her and save yourself. You must also find the mysterious mask that was broken many years ago. It will help you get out of this place alive. Collect all the pieces of the mask and get out alive.