Mana Mamiya, an inconspicuous high school girl in her class, has a faint crush on Shinichi Sakurada, a mysterious new art teacher. One day during an art class, Shinichi recommends that Mana wear contact lenses, and Mana takes his advice and removes her thick glasses. Mana continues to change as Shinichi leads her, but Shinichi has a terrible plan in store for her...