Gang boss Jang gets involved in a fender bender on a rainy night and gets attacked without warning, ending up with several severe wounds. After fighting back, he barely kept his life but his reputation is damaged beyond repair. His only way to get his image on track is to find his attacker and exact revenge. He teams up with detective Jung, who believes that Jang’s attacker is none other than a serial killer. Without another option, the police officer is forced to use Jang’s resources in order to track down the criminal and go after what little pattern there is to find him. The two men reluctantly pool their talents to find the serial killer…