Naho is a third-year student in the piano department at a music college. She is working hard, dreaming of becoming a professional pianist. Naho admires the popular pianist Keiichi Ohno. The two met through Shota, the son of the Jimbo Music Store, which they both frequent. Ohno comes to Naho's house accompanied by Shota, and on the pretext of helping her hone her piano skills, he attacks her...