Wonderful! Dream Stage

Seira, Miku, and Mayu are three middle school students. Dreaming of becoming idols, they auditioned to become Oha Girls, the idols on the TV show "Oha Star." As the auditions progressed, the three became friends, but while Seira and Miku passed, Mayu failed the final round. However, an unexpected opportunity comes Mayu's way as she blames herself...?