Akira Kiyota (Ryusuke Nakamura), an ordinary salesman with poor performance and heavy consumer-loan debt, feels crushed by the harshness of reality—far from his wild days as a former biker gang leader. One night, while entertaining clients at a club, Kiyota loses his temper and punches a customer. The club happens to be protected by his high school classmate Kenji Hosokawa (Sho Ikushima). Kenji knocks out the rampaging Kiyota with an ashtray. When Kiyota wakes up, he finds himself in Kenji’s office. Kenji invites him into his yakuza group, telling him this might be his one chance to turn his life around…