The City of Violence (; lit. "Partner" or "Pal") is a 2006 South Korean action thriller film co-written and directed by Ryoo Seung-wan, who stars in the film opposite action director and longtime collaborator Jung Doo-hong.

Plot

Wang-jae is an ex-gangster who chases a gang of punks into an alley where he is fatally stabbed to death. His four childhood friends reunite in nearly 20 years at Wang-jae's funeral. Up to then, each person has gone their own way: Tae-su became a Seoul police detective. Pil-ho has taken over his brother-in-law Wang-jae's business. Seok-hwan, who works as a debt collector while his older brother Dong-hwan struggles as a mathematics professor. After the funeral, Tae-su decides to investigate the murder within a week before he would return to his job in Seoul.