The Showa period was ending and the era was about to change to the Heisei period. Newlyweds Chikage and Ryuhei argued over trivial matters, but at night they made up for it with sex.
Sakurako (Ogura Nana) was the leader of the Jonan Ikka, a militant biker gang said to be the strongest in Ibaraki Prefecture. Sakurako's name makes everyone tremble, but in fact, her secret dream was to "become a normal girl...!" A dream she had given up on, thinking it would never come true . However, one day she was transferred to a high school in Hachioji, and Sakurako tried to change her image into a serious high school girl all at once, but the rumors of her being a "legendary delinquent" continued unabated... The sixth installment of the extremely popular series! Top idol Ogura Nana goes one-on-one! She goes wild!