Three schoolgirls make their idol debut, but behind the desire-filled entertainment industry lies an unexpected turn of events. This cosplaying work portrays the hidden side of an amateur idol who looks just like a member of Morning Musume. The three scouted girls first receive blowjob training from their dance instructor, preparing them to serve a sponsoring company president. At the producer's strong recommendation, they undergo intense sexual training to enhance their erotic appeal and boost their idol charm. The story further explores the harsh realities they face and their inner struggles with what it truly means to live as an idol.