Sensing her lover Mei's desire to get married, Masami summons Mei on short notice one day to let her know gently that she does not want to get married. She then begins to distance herself from Mei. Unsatisfied with her current self, Masami tries consulting her friend Taiga, but fails to obtain any answers from him. She becomes lost, and eventually disheartened. Amidst this confusion, she realizes that one of her desires is to have her handicapped younger sister look up to her as a hero. She also clashes with her mother.