An uncompromising story about the state of crime in Japan today. The "Divers" are undercover agents, selected from across the country and trained to fight against the new criminalities born after the law against boryokudan came into effect in 1991. To combat these gangs, the police created the "Divers": agents who can infiltrate the highest levels of the mafia. Hyogo Kurosawa, considered the best Diver because he was once the worst of the corrupted police force, infiltrates Team A, a gang of extremely intelligent crooks from great schools, who ruin elderly people through bank transfer scams!

Yuta looks out for her younger sister, abandoned by their parents. Yuta, afraid of hurting people, cannot resist being bullied. One day, he meets a transfer student, Date. And he finds out the existence of a shocking "ability"! "I wonder if I can become stronger?" Yuta stands up to have the power to protect his loved ones!