The story follows a turf war that grows between a local gang that runs Garibong-dong in Guro District, Seoul, and the Heuksapa gang from Yanbian, China; the police are called in to attempt to bring peace to the neighborhood. Jang Chen came from China and now works as a loan shark in a seedy Chinatown area of Seoul. He’s backed up by his bloodthirsty henchmen Wei Sung Rak and Yang Tae. JangChen is beyond brutal in his methods to collect money. Meanwhile, Ma Suk Do is a detective in the Chinatown area of Seoul. He tries to keep the peace, while two Chinese-Korean gangs battle over turf in the neighborhood. Jang Chen makes his move to take over.
(Source: Wikipedia)
~~ Based on real events that occurred in 2007 dubbed the “Heuksapa Incident”.