Akimoto Ai's life is fulled of accident and bad luck. One morning he found a woman lying unconsciously on the way to his school. Because of this he's late for class. At school he notice a new student in his class, Kiyokawa Kasuto keeps staring at him.
Later on he buys a flower bouguet, intended to visit that woman and Kiyokawa approach him and told him that that woman isn't dead yet, an information that only the cops and Akimoto knew about. Kiyokawa reveal that he can see spirit, and a spirit of that woman is behind Akimoto's back.