かつて地元の街・ワカヤマの“紀伊”を席巻した伝説の不良集団『紀伊浪』の一員として、輝かしい時間を過ごしていた矢沢正次。5年後の現在、彼は立派な“元ヤン”として、自動車教習所で働く平凡ながらも安定した日々を過ごしていた。そんな正次のもとに届いたのは、元『紀伊浪』リーダーが事故死した報せ、そして、地元が隣国“伊勢”に攻め込まれているという噂だった──。
Shoji Yazawa once had a glorious time as a member of the legendary delinquent group “Kiinami” that swept through his hometown of Wakayama’s “Kii”. Now, five years later, he is a respectable “ex-yankee” who leads a normal but stable life working at a driving school. Then, Shoji receives news that the former leader of “Kiinami” has died in an accident, and there are rumors that his hometown is being attacked by the neighboring country of “Ise”.