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.
Acting
Song Ji-hyo's transformation from meek to menacing is delicious.
Practical Effects
The 29th step reveal uses simple effects that still haunt.
Director
Yun Jae-yeon
Trivia, insights & behind the scenes
KR
