Why Do You Run Away? Why? My Summoned Beast Is Very Cute!

Synopsis

Happy, whom Heresy summoned when he was little, is actually a sweet, kind-hearted girl. Even if her looks are a tiny bit grotesque! At the Summoner Academy, Heresy is treated like a total anomaly. Even though he's just trying to act "normal," he keeps unknowingly getting dragged into some absolutely insane situations...!?