An ex-special agent CHA Tae-sik's only connection to the rest of the world is a little girl, So-mi, who lives nearby. Her mother, Hyo-jeong smuggles drugs from a drug trafficking organization and entrusts Tae-sik with the product, without letting him know. But the traffickers find out her smuggling and kidnap both Hyo-jeong and So-mi. The brothers that lead the gang promise to release them if Tae-sik makes a delivery for them. However, it was part of a larger plot to eliminate a rival drug ring leader and Tae-sik is arrested. At the same time, Hyo-jeong's disemboweled body is discovered, and Tae-sik realizes that So-mi's life may also be in danger. He fights off half a dozen cops and escapes from the police station. In the process of pursuing the brothers, he stumbles upon a factory where the brothers have children's organs removed for illegal organ trafficking. Tae-sik becomes enraged at the prospect So-mi may already be dead. Tae-sik prepares for a battle, putting his own life at risk.