[3] The series follows six young aspiring idols as they train and teach the audience using various exercise routines.

She chose to train and become an idol, despite her father's opposition, but she is fortunate to be among Asami and co, who have the same aspirations she has.

She is a chuunibyou girl with heterochromia iridum (different colored eyes), claiming to be the "Princess of Denebrae" and using her talent as an idol to "bring doom to the world".

NOTE: In Episode 1 of the original series, Shion was first credited as "Convenience Store Clerk" as she appeared in a flashback of Asami's.

A bespectacled girl who thinks negatively and is mainly shy, but over time while training with the others, her confidence grew.

She rides a hoverboard and carries a plush toy killer whale.

She appears in Episode 2 of the second season, and for some reason, she thinks that Eri and the viewer are a couple.

She appears in Episode 4 of the second season briefly to deliver a pizza to Shion and the viewers, as thanks to the latter for looking after her daughter.