Somewhat in spite of himself, Koichi became the student of Knuckle Duster, a hero without a Quirk who practices rather expeditious justice... Since then, the student's little house has been regularly invaded by the irascible old fighter as well as by Pop Step, a local celebrity who decided to help them. But the trio still don't know the identity of their main adversary... Kuin Hachisuka may only be a high school student, but she's the one who manages the trigger traffic in the neighborhood, and this part-time super-villain hasn't No more sowing chaos in town!
