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.
Park Han-byul | Kim Sohee |
Hong Soo-ah | |
Song Ji-hyo | Yun Jin-seong |
Park Ji-yeon | Han Yun-ji |
Gong Sang-a | Kyung-jin |
Lee Mi-yeon | Se-on |
Kwak Ji-min | |
Moon Jeong-hee | dance teacher |
Jo An | Eom Hye-ju |
Joo Eun | Younger Dance Group Member |
Lee Ji-yeon | Radio DJ |
Lee Min-jung |