Joong-ho is a dirty detective turned pimp in financial trouble as several of his girls have recently disappeared without clearing their debts. While trying to track them down, he finds a clue that the vanished girls were all called up by the same client whom one of his girls is meeting with right now.

Thrown naked into a desolate room with thirteen strangers, Tonya discovers that she is the final contestant in a deadly game. Restrained by lethal electronic collars, the players must utilize hints and tools from a box marked "pieces" to find both an exit and the reason for their abduction. One by one the players are eliminated as their "curfew" begins and the lights go out. With each dead body comes another clue, which they use to discover that one of them is the killer. The question is ... which one?

Near a remote Buddhist monastery, a young man falls in love with his sister and gets her pregnant. After a monk finds out, the young man becomes an assistant to a master sculptor, only to proceed to complicate matters with his affairs.