A Bittersweet Life (2005)
Kim Sun-woo is an enforcer and manager for a hotel owned by a cold, calculative crime boss, Kang who assigns Sun-woo to a simple errand while he is away on a business trip; to shadow his young mistress, Hee-soo, for fear that she may be cheating on him with a younger man with the mandate that he must kill them both if he discovers their affair.
Lee Byung-hun
Kim Yeong-cheol
Shin Min-a
Kim Roi-ha
Lee Ki-young
Hwang Jung-min
Eric Mun
Oh Dal-su
Kim Hae-gon
Kim Han
Jin Goo
Oh Kwang-rok
Jeon Kuk-hwan
Lee Seung-ho
