Shinohara, a man who has been in prison for 14 years for murdering his wife and his mistress, has returned to the town where the incident took place. His purpose is to take revenge on the true criminal who killed his wife and trapped himself. Know that he is the young head of the yakuza, Zaizen. Shinohara immediately begins shooting training with the help of the West toward the killing of Zaizen. However, the situation gradually begins to roll in an unexpected direction.