Out of the blue, you’re added to a group chat by Dr. Crow, an ominous person in the guise of a plague doctor. For some inexplicable reason, it's impossible for you to leave this chat. You’re added to a mysterious group chat with 7 others you don't know. While you're figuring out what the group is all about, Dr. Crow – an ominous stranger with a plague doctor mask – suddenly appears! Initially you take the situation casually, but suddenly a real psycho terror begins! Creepy dolls and symbols randomly appear at your house. You receive shocking video calls and mysterious clues.