Hitman is searching for an answer in France 70-s.
Seiji Maruyama is a middle-aged yakuza recently released from prison. Known as "Gozuki" (one of the demon generals from Buddhist mythology) he is the power that his oyabun counts on. But there is one thing his aniki is not taking into account: Maruyama is getting old.
A highschool gang leader Ringo Ishikawa trying to live through his last autumn before graduation. With his best friends.