Itsuki Minami needs no introduction—everyone has heard of the "Babyface" of the Eastside. He is the toughest kid at Higashi Junior High School, good-looking but dangerously tough when necessary. Additionally, Itsuki lives with the mysterious and sexy Noyamano sisters. Life is never dull, but it turns dangerous when Itsuki leads his school to victory over some vindictive Westside punks with gangster connections. Now he risks losing his school, his friends, and everything he cares about. But in his darkest hour, the Noyamano girls come to Itsuki's aid. They can teach him a powerful skill that will save their school from the gangsters' siege—and introduce Itsuki to a thrilling and terrifying new world.