Chou Kuse ni Narisou

A pink-haired idol is pressured by her father to recruit students for their family's dojo. To avoid responsibilities and experience a typical high school life, she disguises herself as a boy and enrolls at a struggling school. There, she meets a rival school's gang leader, who is also a fan of her idol persona. The two begin a secret relationship while maintaining the deception. Their connection becomes more complicated due to competition from their fathers, other martial artists, and a rising idol.