With her jet-black hair, sinister smile and silent demeanor, Sawako "Sadako" Kuronuma always had trouble fitting in. But her whole life changes when she befriends the most popular boy in class, Shota Kazehaya. Can love trump her cursed life?

Kento, a new classmate, takes an interest in Kazehaya and Sawako's relationship, but his interference confuses Sawako even more. When Kazehaya tries to tell Sawako he has feelings for her, she completely misinterprets him. Will Sawako ever muster the confidence to confess her own feelings and resolve the misunderstanding?