A stranger arrives in a little village and soon after a mysterious sickness starts spreading. A policeman is drawn into the incident and is forced to solve the mystery in order to save his daughter.

The region where the borders of North Korea, China, and Russia come together, forms a sort of modern day wild west, where more than half of the population relies on illegal activity in order to survive. In Yanbian, on the Chinese side of the border, Gu-nam (Ha Jung-woo) wiles away his days driving a cab and spends his nights getting drunk and gambling. His wife went to Seoul to work and send back money, but it’s been months since he has heard from her. When local crime lord Myun (Kim Yun-seok) offers to erase Gu-nam’s debts in exchange for a contract killing in Seoul, Gu-nam reluctantly accepts.

Joong-ho is a dirty detective turned pimp in financial trouble as several of his girls have recently disappeared without clearing their debts. While trying to track them down, he finds a clue that the vanished girls were all called up by a same client whom one of his girls is meeting with right now.