With Akane withdrawing from the idol queen, Aoi and Kirari are working to win that title through concerts. Higashiyama, angry at Akane's withdrawal, decides to take revenge on Kirari by cancelling one of her concerts.
Après le retrait d’Akané, la compétition pour le titre de Reine de Diamant se résume à un duel entre Kilari et Aori.