Four friends pledge to commit suicide together but while standing on the ledge, only one of them actually jumps. Her ghost begins to haunt the remaining friends until the pledge is fulfilled.
as Eugene
as Unjoo
as Soy
as Eun-young
as Jung-un
as Ju-yeon
as Jung-yoon
as Bo-yoon
as Ji-mi
as Hye-in
as Ki-ho
as Mi-so
as Nun
