Sang Hyun, who lost his wife, he lives with his daughter, Soo Jin. One day, Soo-Jin is raped and murdered. Frustrated by the slowness with which the investigation is conducted Sang-Hyun receives an indication from a mysterious unknown voice. Find out the identity of the two men who killed his daughter, but also against one of them. Sang-Hyun go to the address and found some clues. Overwhelmed by anger, angry father kills the killer. The man is now on the run, chased by the police for murder, and learned while on the trail of the killer second.