DOORS-The Hotel

Four friends decided to go to an abandoned place; it was a hotel. When they arrived, they noticed something strange: the elevator was still working, but they didn't think anything of it and got in. When the elevator arrived, they couldn't get back to me, but it was strange that all the lights were still on, even the fireplace was still lit. They saw the key to the first door, they opened the door and then suddenly saw door number two.The survival begin...