Joon is arrested for the murder of the top student at his prestigious school. When he is released, Joon holds students accusing him of the crime in a room and forces them to reveal their dark secrets.
as Kim Joon
as Jeong Soo-jin
as Han Myeong-ho
as Kang Mi-ra
as Choi Bo-ram
as Yoo-jin Taylor
as Detective Choi
as Park Jeong-jae
as Teacher Kim
