Fascinated by murder and all things macabre, Kyoutarou daydreams of acting out his twisted fantasies on his unsuspecting classmates — but an encounter with Anna Yamada, the gorgeous class idol, lights a spark in the darkness of his heart. It’s a classic tale of an antisocial boy falling for a popular girl, but neither are who they appear to be at first glance. Will Kyoutarou and Anna defy their expectations of each other — and of themselves?