Hilary Tachibana is the overzealous and ambitious school president of Bey City High with dreams of making the school a better place much to everyone else's chagrin . Kai is the indifferent troublemaker- however, Hilary is going to change him soon enough.

Ryoko Kobayashi has a hard time dealing with Kai Hiwatari, her rival at Belmont Private School, who has everything from popularity to wealth. But is there more to Kai than meets the eye? KaiXOC On hiatus.