A staircase leading to a schoolgirls' dormitory usually has 28 steps, but sometimes a 29th step appears. Any wish you make while standing on this step comes true, even if it must come true in the most horrific way possible.
Cast
Crew
Yun Jae-yeon
Director
Lee Shin-ae
Writer
Lee Yong-yeon
Writer
Kim Soo-ah
Writer
Lee So-yeong
Writer
Kim Sang-bum
Editor
Kim Jae-beom
Editor
Lee Choon-yun
Executive Producer
An Eun-mi
Producer
Park Yea-ri
Makeup & Hair
Im Gyeong-ran
Makeup & Hair
Oh Seung-chul
Lighting Director
Kim Byeong-gi
Special Effects Supervisor
Park Seung-won
Original Music Composer
Jeon Jae-wook
Props
