"The story of three men who become one in the name of brotherhood. Two brothers stand against one another as enemies: Hyuk (Joo Jin-mo) and Chul (Kim Gang-woo). The two brothers have been separated since childhood. Hyuk, the older one, has become the boss of a weapons smuggling gang.Chul has become a policeman. The brothers who had cared for each other like no other confront one another and take aim at each other's hearts. Loyalty stronger than blood. Hyuk and Young-chun share ten years of friendship while leading the gang as the two aces. Their bond is damaged by rival gangster Tae-min, who is fond of playing dirty."
Quoting the synopsis from the 2010 Tokyo International Film Festival site,