The Chaser (2008)

Director: Hong-jin NaWriter: Won-Chan Hong, Shinho LeeStars: Yoon-seok Kim, Jung-woo Ha, Yeong-hie SeoSummary: 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 a same client whom one of his girls is meeting with right now. Written by sonic_bang