After producing a successful makeup commercial for Seira, Kii is lined up to audition for the poster girl of her favorite beverage, Brain Thunder. Wanting Kii to audition, Seira tries to take her to search for Magical Toy's top designer while he is in town, but finds it hard to drag her away from producing her next commercial.

The day before the Star Dream Festival & Carnival begins, Dream Academy is busy with preparations for the Dream Carnival day. Seira, who has been nervous about being the headlining act, learns from Ichigo that she plans to perform alongside her friends.

Akari begins her first day at Starlight Academy, meeting up with Orihime and receiving her cards, ID, and Aikatsu Phone before moving into the dorms with her new roommate, Yuu.

With the Partner's Cup approaching, Ichigo, Aoi, and Ran head to Dream Academy to practise with their partners. Wanting to learn more about WM, Ichigo and Seira visit Mizuki and Mikuru, who explain how they came to meet each other.

With only three days remaining before Miyabi must return to Kyoto, Akari and the others make plans for a proper send-off. Meanwhile, as Miyabi is offered a stage for her final day, she decides she wants to compete against Sakura in order to challenge herself.

After Sumire and Rin name their new unit Dancing Diva, they are approached by the same shampoo company who approached Sumire before, who want to use their song for their next commercial.

Hinaki and Juri are hired to be image girls for a Mexican food booth at a world food festival. While helping with the booth's preparations, Hinaki suggests calling in Juri's father, Kamino Serio, to make a special dish using jalapenos, among many other ideas.

When the three members of Luminas began their Luminas☆Japan Tour, their very first location was the Land of the North, Hokkaido. In this land filled with the presence of nature, an encounter was made with the Sing and Dance Lovers, Nono Daichi and Lisa Shirakaba. When their encounter begins, right here, right now opens the curtains of the beginning of the two idols' Aikatsu!

Entering the month of December, the New Year Program that the TV Station is recording is in a mess. Akari Ōzora and her fellow Starlight Idols who are participating in the recording will beautifully finish the recording while being busy with their own personal jobs and will do their best to enjoy each and every one of them. Among those idols, Nono Daichi and Lisa Shirakaba are getting excited and bursting with thoughts about their own Aikatsu's.

Risa decides she wants to perform Mizuki's signature song, "Move on now!", for the Starlight Queen Cup, as it was the first song she sung on her own. However, she becomes nervous when she learns Mizuki herself will be providing live commentary. While doing a drama shoot with Juri, Risa hears from her about how she gained the confidence to become her own idol. The first day of the Starlight Queen Cup soon gets underway, with Juri managing to obtain an Appeal Ranking of A to place at the top spot. Risa finishes the day's events with her performance, placing just behind Juri, before receiving some personal thanks from Mizuki.