After finding inspiration in rule-breaking delinquents like Iguchi Tatsuya, Shinogawa Hiroshi left school and joined a group of hoodlums. Though he talks a big game, his fighting skills are lacking, and he often finds himself on the losing end of a brawl. Thankfully, Tatsuya and their tight-knit crew have his back when his words get him into trouble. Unfortunately, a brewing conflict among the city's gangs puts Hiroshi and his friends at risk of becoming collateral damage.