A few years ago, in elementary school, Mei's friends Tachibana unjustly accused her of the death of a classmate. Since then, she has been trying to stay away from people and avoid making new acquaintances, so that she would never experience pain again. However, Mei's life takes a dramatic turn when she encounters the popular high school student, Yamato Kurosawa. School hunk Yamato, tired of female attention, finds Mei intriguing and actively insists on friendship, but the girl does not want to have anything to do with him. One day, trying to save Mei from an unwanted pursuer, Yamato kisses Mei.