'Shiori Kato' who fainted during the performance is sentenced to dismissal by the president 'Yuichi Yanagishita'. 'Yuki Ebana' and 'Hitoko Murakami' desperately ask Yanagishita to withdraw only the dismissal. As a result, Shiori will be active as a support member until her debut in the idol group 'Junjou, I'm in love with you' belonging to her office.
Shiori, who wanted to play her band, wasn't enthusiastic, but she was persuaded by 'Ryo' that 'Idols will become a world-class Japanese culture. If you do idols, you can overcome your stage phobia.' Reluctantly starts idol activities.
On the other hand, Ryo approaches Ishiguro, who is in charge of 'Junjou, I'm in love with you.' As her lessons as an idol continue, Shiori gradually begins to understand idol activities while confronting her members and achieves her growth.
And finally the day of the debut event. However, she had an unexpected trouble ...