Haruka Sakura wants nothing to do with weaklings—he's only interested in the strongest of the strong. He's from Fuurin High School, a school of near-dropout degenerates known only for their brawling strength. And in a town known for its territorial disputes, Haruka's got only one goal—become the hero his town deserves.
When a fight breaks out in the red light district over a girl, Sakura Haruka is ready and raring to join Tsubakino, one of Furin High School’s Four Kings, in order to protect both the girl and the street itself. Just as the fight draws to a close, a single man joins the fray, scattering chaos in his wake. What secrets lie in this mysterious man’s past and how is he connected to Furin High?!