Kay Brennan is a hero, no doubt about that. He’s the strongest person in their school in terms of combat strength and magical power. Compared to Kay, Dino Turner – the eternal 2nd place – might as well be nothing, and as such Dino has declared Kay to be his archrival. However, Kay has a secret: she’s actually a girl crossdressing as a boy. And Dino is the only one who knows her true nature.