A mysterious figure may enter on the 5th floor. The "rule" is that you must not look at her or speak to her, or you'll never return to your own world. If you were looking for a review:
Since you asked to "make a paper," here is a concise breakdown of the film and the legend that could serve as a summary or research outline: Elevator.Game.2023.1080p.WEB-DL.English.ESubs.T...
: If the sequence is correct, the elevator will ascend to the 10th floor (the "Red World") instead of returning to the first floor. Plot Summary A mysterious figure may enter on the 5th floor