At a prep school, a secret horror begins to unfold as the students begin to die.
Kim Ri-na
Lee Eun-sung
Yoo Ho-rin
Heo Jin-yong
Son Ji-na
Seo Hye-rin
Shin Young-jin
Kim Joo-ryoung
Lim Jeong-woon
Choi Min-geum
Choi Jeong-in
