Iori humiliates herself on live television when she forces an interviewer at the Minase estate to focus on her rather than ask about her father and older brothers. The Producer reprimands her actions, but Iori ignores his advice. Yayoi invites Iori and Hibiki to her home to have dinner with her five younger siblings where Iori learns about the life of a 'commoner' and gets to know Yayoi's brother and the eldest boy, Chousuke, who wants to help his sister.

After finishing filming a TV mystery mini-drama, Ryuuguu Komachi and Ritsuko return to 765 Production studios for a break with Mami and the Producer returning as well. Iori decides to treat everyone to some special puddings she bought earlier, but finds out the puddings are gone from the refrigerator. Suspecting the other idols as the culprits, Ami and Mami decide to solve the mystery by playing detectives.

Ritsuko forces a hard dancing routine on Ryuuguu Komachi to prepare them for an upcoming secret concert, much to the group's displeasure. When Azusa is unable to perform, help comes from an unexpected source.

Chihaya's tragic past is revealed in a magazine thanks to Kuroi. The magazine slanders her, suggesting Chihaya is heartless and Chihaya decides to leave 765 Production studios.

The Producer manages to survive his accident but remains hospitalized for a while. As a result, Haruka returns to musical rehearsals to channel her grief into her role and wins the lead from Miki. Desperate to get the idols together, Haruka asks Ritsuko to reschedule or cancel her current gigs so she can practice for the New Year's concert.