This is the legend of how delinquent Sakura rises to become a hero! Fuurin High is known for having the lowest test scores, and the strongest fighters. This spring, Sakura Haruka decides to aim for the top of Fuurin, and learns of the alias Fuurin High holds, namely ‘Boufuurin’, acting as a protective shield for the town and its inhabitants. Sakura joins this group as a member, and his battle to protect the town begins!