A Bittersweet Life (2005)
Kim Jee-woon's 2005 Korean crime drama. Lee Byung-hun as a hotel enforcer one mistake from death.
Kim Yeong-cheol played the crime boss in A Bittersweet Life whose sense of betrayal drives the entire plot, and the film’s violence follows from a single small act of mercy. He has had a long career in Korean television including several major historical dramas.