17 year old Tokyo pizza delivery boy Kosuke crashes his bike into photographer Reiko and breaks her expensive camera. He promises to deliver homemade pizza to make up for her broken camera. After discovering that Reiko has moved 1,200 km away to her hometown of Nagasaki things become trickier, but Kosuke decides to fulfill his promise anyways by borrowing a moped from his workplace.
The story of beautiful Christian nun, Kyoko who is the object of affection for two very different men - one the happy-go-lucky yakuza gangster, Haruhiko who is the next-in-line to takeover the ragtag "Tenryu Gumi" gang and the other bumbling police detective Kumashiro. The Tenryu Gumi is a collection of misfits and other troublemakers but are relatively peaceful due to their Christian beliefs. Their bitter rivals are the more traditional "Kuroiwa Gumi", a much more sadistic and violent group led by godfather Kuroiwa.
Kuroiwa, a high school teacher who carries a “Big Magnum 44” gun is sent to a school that is full of violence. Can Kuroiwa reform the students with the gun?
Following a stint in reform school, Ryu (Shinsuke Shimada) returns to his home, the Minami area of Osaka, accompanied by his new friend Ko (Takeshi Masu). He's greeted by his friends, Chabo (Ryusuke Matsumoto) and Ken (Bang-ho Cho). They seek to forge their own path through a multitude of rival gangs in Kita and Minami, including the Hokushin Alliance, backed by the yakuza, the Hope Association, and various other minor factions, including Zainichi Korean groups. What follows is a wild, fast-paced story of violence, revenge, betrayal, and discrimination, that never loses its sense of humor.
A história do longa acontece em um dos momentos mais difíceis da família. Yoshie tomou uma dura decisão para tentar consertar seu esposo bagunceiro: ela fugiu de casa e só planeja retornar quando Tetsu estiver pelo menos trabalhando e se comportando como um pai digno. Chie não gosta de ficar longe da mãe, mas concordou com o plano. No entanto, os problemas aumentaram com a ausência da mãe, e ela agora tem que se desdobrar para sustentar a casa e cuidar do rebelde Tetsu.
