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.
Jin-sung
So-hee
Hye-joo
Yoon-ji
Young-sun
Kyung-jin
Young
Ji-hye
Dance Teacher
Dance Class Junior
Sculpture Club Member
Jin-sung's Ballet Dance Double
Younger Dance Group Member
Radio DJ
Gym Teacher
Sculpture Club Member