Kondo Shizuka works at a design company by day and leads the Shinsen-gumi by night. Though a yakuza, he dislikes conflict and revitalizes his gang with fresh ideas. Months after the Onishu-gumi conflict, the new boss Kaifu poses a threat. While planning peace, Kaifu surprises Shizuka by proposing a negotiation. Displeased Onishu members hire legendary hitman J to kill him. Unaware, Shizuka meets Ayako, a high school girl who is a yakuza’s daughter. After surviving J’s attack with Inokubi’s help, Shizuka has three days to evade assassination before the peace talks.