The ghost of a student who died at a Korean school comes back to seek vengeance and protect her friends.
Heo Eun-young
Lim Ji-oh
Yoon Jae-yi
Park So-young
Kim Jung-sook
Chatter
Park Gi-suk
Art Teacher
P.E. Teacher
Math Teacher
Bully
Crying Girl
Weekly Duty
Oh Kwang-gu
Classmate
