เรื่องย่อ The story takes place in the city of Yotsuyamachi, which is dominated by female cats. The main character of the hentai is a neko-girl named Hayakuchiya Hikari, who works as a detective in her own detective agency "Hyakkiya Tantei". The girl investigates various mysterious incidents in the city, which are somehow connected with the dissolute "youkai" spirits…
