Saori Oishi (Erika Sawajiri) is 33-years-old and works at a supermarket in a provincial city. In her past, Saori Oishi was a member of an idol group, but she could not a future as a singer and she got sick of everything. She then moved to the provincial city. She only opens her heart to the male cat Yoshio at a pet store. Yoshio feels Saori’s honesty and somehow begins to feel that he is a person and acts like Saori's boyfriend.