0th floor. - The cursed elevator to floor zero -

You've been trapped in a cursed elevator that inevitably brings you to the 0th floor. To escape, follow the instructions posted on the notice. According to the notice, you must: - Immediately close the door if you find anything unusual on the floor you arrive at. - If there's nothing on the floor, wait for the door to close. - Do not make any rash moves if the floor you arrive at is filled wi…