Yoshida Yoshio, a boy who has been playing the violin since he was a child in order to live up to his parents' expectations. He feels burdened by this situation and is unable to fit in at his new school, leading a lonely life. One day, Yoshio spots a girl he has never seen before, Amano Tessera, in his classroom. Suspicious of her existence, Yoshio chases after Tessera, but...