Tetsuo Tosu, a lowly office worker who loves his only daughter, Linghua, meets Linghua one day for work, but finds that Linghua has been beaten on her face. On the way home, Tetsuo sees a man who looks like a criminal and follows him. The next day, he secretly returns to his daughter's apartment, but an incident occurs that changes the fate of the entire family. For the sake of his daughter and his family, the father embarks on the path of Shura. A suspenseful story with climaxes begins.