Yearning to become the strongest in Shonan, hot-blooded delinquent Ikki Kurokami starts his third year at Tsujidou High, Alma Mater of the legendary Oni-Baku duo (Eikichi Onizuka and Ryuuji Danma of Shonan Junai Gumi and GTO). Ikki seeks to join the ranks of the Shonan Seven, winners of a tournament in which 7 representatives from each high school in Shonan participate to prove who is the strongest school, accompanied by 7 beautiful matching motorcycles. However, in order to get there, he'll also have to take on any and all challengers gunning for the same spot.