Misa's father, the Minowa clan leader, was killed by assassins from the rival organisation Shinsui Rengo. She decides to live her life as a yakuza and together with her boyfriend Ryuji, she is building up the gang. However, the betrayal of the acting chairman, Izawa, who was a close associate of her father, is discovered. A takeover in collusion with the Shinsui Union is taking place behind the scenes.