A staircase leading to the dormitory of a remote boarding school usually has 28 stairs, but every so often there appears to be 29. When someone steps on the mysterious extra stair, the horror begins.
Elenco:
Song Ji-hyo
,
Park Han-byul
,
Jo An
,
Park Ji-yeon
,
Gong Sang-ah
,
Hong Soo-a
,
Kwak Ji-min
,
Moon Jeong-hee
,
Wu-jin Jang
,
Joo Eun
.
