During a rainfall, the roof in Akari's dorm room starts leaking, resulting in Akari and her roommate, Yuu, having to move into separate dorms, with Akari moving in with Sumire Hikami, who she met by coincidence that morning.

On the day before her job with Ichigo, Sumire gets a less than favorable horoscope, but finds a way to twist it into something positive. Later, Akari helps Sumire read up on Ichigo, with Ichigo herself giving her a bag of things to look over.

Akari meets Hinaki Shinjyo, a child actor from Sumire's class, who has been interested in her ever since her entrance audition where she inadvertently introduced herself as Ichigo.

As part of her role as the Pon Pon Crepe Girl, Akari needs to come up with a pose for a promotional poster. With help from Hinaki, Akari manages to come up with a variety of poses, but also notices Hinaki seems to be downhearted about something.

With Halloween approaching, Johnny tasks students with collecting as much candy as possible in order to star in the annual Nightmare Party.

Akari is informed about her first solo concert, which will take place in a shopping mall. Feeling that this could be a decisive moment for her, Akari decides to try and obtain a Premium Dress from Dream Crown's designer, Tsubasa Sena, who is wrapped in mystery.

Wanting to get a Premium Dress herself, Sumire and the others visit Yurika for advice on how to appeal to Loli Gothic's top designer Maya.

As an audition is held for the starring role in a new drama alongside Ichigo, Aoi, and Ran, a new transfer student, Juri Kurebayashi, expresses her passionate desire to win the role.

Juri feels downhearted as she isn't satisfied with her own performance for an upcoming episode. Karen explains to her that when she was in an acting rut, it was a premium dress from her favorite brand, Sangria Rosa, the helped her overcome it.

Raichi and Noelle's classmate, Asahi Azuma, who is a big fan of Akari, learns that she'll be appearing in her first handshake event alongside Sumire.

After Ichigo announces her own Great Starmiya Ichigo Festival, which is being produced by Aoi and Ran, Akari decides she wants to help with the preparations.

With a week until Christmas, Sakura is put in charge of preparations for the Christmas Party, which includes a special Aikatsu Christmas Stage. Aiming to audition for the stage alongside Akari and Sumire, Hinaki decides she needs to get a Vivid Kiss Premium Dress so she can perform a Heroine Appeal.

After Hinaki receives her Premium Dress from Kayoko, the girls focus on the preparations for the Christmas Party. Both Akari and Juri reminisce about three years ago, when Ichigo and her friends cut down a large Christmas tree to cheer up their fellow student, with Akari taking up the challenge of cutting down another tree in the same way.

With her family on vacation, Juri joins Akari and her family in celebrating the new year, where Akari becomes a little embarrassed by her parents' obsession with soil.

With the start of the new semester, Akari makes a new year's resolution to find something she is good at. To this end, Akari decides to audition to become a weather girl, with Sumire and the others helping her to train.

As Akari begins her job as a weather girl, Sumire decides she needs to find her own speciality too. However, she gets a throat cold just as she receives word of a shampoo girl audition, which seems to favor her beauty rather than her singing talent.

Yuu goes off on a month-long exchange program with Himezakura Girls Academy in Kyoto, who send one of their own students, Miyabi Fujiwara, to Starlight Academy in her place.

Miyabi meets a fan of hers named Tomoyo who feels downhearted because of her boyish looks, feeling she can't be 'cute' like she considers Miyabi to be.

With literally truckloads of chocolate arriving from fans for Valentine's Day, Orihime announces a "Thanks, Valentine" event to show not one piece goes unappreciated, with cafeteria chef Shun Yotsuba put in charge as head patissier.

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.

The girls get together to watch a mystery movie that they all starred in together. When Sumire Gelato is abducted by the vampire Yurika, vampire hunter Jurius Caesar Salada is sent to Starlight Academy to investigate.

As Tsubasa struggles to come up with a design for his next Premium Dress, Akari's popularity as a weather presenter earns her a stage during a concert being planned by her TV channel, feeling she needs to up her game to earn the right to wear the Premium Dress.

The Starlight Queen Cup is moved up to Spring, with the entire middle school section eligible to participate. As the girls are asked by Otome to help her move out of her current dorm, which is reserved for the next Starlight Queen, Sakura, who had previously lost against Otome, keep her distance, feeling she doesn't yet have the right to enter the dorm just yet.

Soleil announce they will be launching a half-year long nationwide tour in the spring, setting up a project room at Starlight Academy to plan the tour.

With Akari, Sumire, and Hinaki on their long-awaited off-time, Akari suggests they go on a camping trip at the Dreamy Lake near Tsubasa's headquarters.

As the second year begins, Akari and Sumire are assigned as the respective mentors of two new freshmen; Rin Kurosawa, a skilled dancer who admires Johnny, and Madoka Amahane, the granddaughter of Angely Sugar's Asuka Amahane, while Naoto becomes the freshmen's new homeroom teacher.

When Rin gets an offer to appear in a dance event, she decides to get a Premium Dress from her favorite brand, Dance Fusion, whose top designer, Sonny, used to be in a dance unit with Johnny.

Akari, Sumire, and Hinaki are set to appear together on a popular talk show. However, after meeting the show's host, Maguro, Akari has doubts she'll be able to keep up a conversation with him on the real thing.

When asked to form an idol unit for her next single, Sumire decides to ask Rin to become her partner, feeling that the new song fits Rin's dancing ability perfectly.

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.

Juri tries to search for a partner for her own unit, but finds herself turned down by everyone she asks. As Hinaki helps Juri search for partner that contrastly compliments her like a chocolate-covered potato chip, Akari and Madoka notice that the two seem perfect for each other.

With Sumire busy with Dancing Diva, she asks Akari to watch over Madoka, who is offered a gig. Madoka wants an Angely Sugar Premium Dress for her performance, but is reluctant about asking her grandmother for one as she doesn't feel she is worthy enough. Akari decides to spend the next week training with Madoka to build her self-confidence, assuring her that even the pros aren't perfect when it comes to being confident.

Deciding she wants to be in a unit herself, Madoka asks Akari to become her partner, to which she immediately accepts. Jumping straight into meetings to decide the nature of their club, Akari takes Madoka with her as she goes about her daily work schedule, seeing how she interacts with her fans and learning about why she chose her as her partner. Inspired by Madoka's spontaneous skipping, Akari decides to name their unit "Skips".

Yuu goes on another exchange program, this time to Etoile Academy in Kobe, who send over their student, Kokone Kurisu, who is friends with Miyabi. Upon arriving at Starlight Academy, Kokone, used to being the center of attention, becomes downhearted that she's not as well known outside her hometown.

Following the formation of so many units, Orihime announces a Unit Cup for both existing and new units. Wanting to enter the event herself, Kokone invites Miyabi over to be her unit partner, naming their unit Fluffy Sweet Nadeshiko.

As the Unit Cup gets underway, it is revealed that, in addition to their stage performances, the participating units will also be ranked on backstage reports conducted inbetween performances.

With only a matter of time til their performance, Akari and Madoka search their room for their missing cards with no such luck. When Hinaki and Juri come over to do their report on Skips, they deduce that the cards got mixed up with the gifts, which were taken back to the Academy.

After Akari and Sumire are requested for a wedding-themed event, they overhear Johnny discussing an upcoming wedding over the phone, jumping to the conclusion that he's getting married.

Akari and the other idols all star in a broadcast play, in which Juri and Madoka run a failing restaurant that is struggling to get any customers.

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.

As the end of her transfer program approaches, Kokone seems defiant about Akari and the others holding a send-off party for her, leading them to think that she doesn't want to leave.

After Orihime gives Akari and the others a day off for summer vacation, Naoto arranges for them to spend a day on an island, which turns out to be the same island where Akari faced her hellish boot camp.

Akari and Hinaki participate in a hidden camera show in which they must try and spring a surprise on Sumire. After their initial pranks fail to provoke any kind of reaction from Sumire, the girls try using raw fish to spook her, only to discover that she had learned how to manage them since last time.

Rin and Madoka look forward to attending a summer festival wearing yukatas designed by Suzuha, also being joined by Juri. As the girls enjoy the sights of the festival, Rin and Madoka become curious when they overhear Juri talk about going on a date and decide to follow her, eventually learning she is just meeting up with her father, while Tsubasa and the teacher enjoy a guy's night out.

With the Aikatsu8 Election results drawing hear, Akari speaks with Ichigo, who had just returned to Starlight Academy, hearing about her desire to get all of Soleil into Aikatsu8 this time around, whilst also stating those who don't get chosen still have a chance to shine on their own.

Hinaki decides to join Akari and Sumire for their three person unit, wanting to become more passionate after losing out on the Aikatsu8. After doing some model shoots for Kayoko, Hinaki is a bit concerned when she is asked to retake them, only to learn that Kayoko wants her to demonstrate a new Fine Drum Coord that she made just for her.

As PowaPowa Puririn prepare for the Great Starlight School Festival, Shion learns that the recording schedule for the movie she is starring conflicts with their concert, but becomes determined to attend both.

Madoka, Rin, and Juri all decide to form a unit together, but soon become concerned that their preferences and styles clash with each other. Looking for a way to feel united, the girl meet up with Encierro's disciple, Atsurou Muleta, who offers to make them unit dresses. However, Atsurou struggles to come up with a design that unifies the girls all together.

As Luminas work to improve themselves before the festival, Kaede approaches Yurika about entering the festival as Tristar. While initially believing it to be impossible, Yurika eventually realises from spending time with Powa Powa Puririn that she wants to reform Tristar too. After being approached by Kaede and Yurika, Mizuki feels the same way and gets Orihime's okay to reform Tristar.

Both Soleil and Luminas are lined up for the final day of the festival, with Akari and the others struggling to nail their unit appeal. Nonetheless, with Akari's optimistic outlook, the girls train until the last minute, finally managing to perfect their appeal.

Wanting to challenge themselves, Akari, Sumire, and Hinaki decide to take Luminas on a nationwide tour. After they manage to get Orihime's approval, the girls receive help from their friends to decide on the theme of their tour; encounters.

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!

After meeting Luminas, the pounding hearts of Nono Daichi and Lisa Shirakaba are unstoppable. This came from the strong feeling of admiration towards them as an idol. And so, in order to express this feeling of theirs, the two have decided to participate in the Entrance Audition for Starlight School...!

The now hottest Jewelry brand "Thrilling Carat" is holding a CM (commercial) audition, and Akari Ōzora, Sumire Hikami and Hinaki Shinjō have been invited to participate in the audition. The three did a lot of research about Jewelry despite their busy schedule in order to pass the audition, and enjoyed it very much. Inspired by the trio, Nono Daichi and Lisa Shirakaba decides to join in on researching...!

Akari Ōzora's previous roommate, Yū Hattori has gained popularity through being a "Travelling Idol"! Now, Yū and Akari's unit Luminas are heading for Kyoto at the same time. The TV program in Kyoto that Yū was planning to attend turns out to have also invited Luminas. The reason behind the brilliance of Yū right now is thanks to a promise made between her and Akari.

Nono Daichi and Lisa Shirakaba have received offers to perform during the fashion event that has been gathering everyone's attention: "Urban Girls Collection"! The two who are overjoyed by the news have decided to obtain the Premium Rare Coord from their favourite brand, Dolly Devil. To meet with the top designer Lucy Kisaragi, it was a pay out to meet in the big city!

The three members of Luminas are headed for their next destination for their Nationwide Tour: Okinawa! In Okinawa, they met Minami Hateruma who attends Churaumi Beat Academy. Coincidentally, Minami is a friend of Rin Kurosawa, and strongly desires to reunite once again. The land of Starlight which is far far away from Okinawa, can Minami and Rin dance together again...!?

An All Star Idol special drama named Idol Universe War "Ozoracon" will be taking place at Starlight School. Right now, on the stage of the Idol Academy in the Universe, Galaxy☆Starlight, the fierce story of the splendid idols begins now ――!

From the shadows, the young girl Tsubaki Saionji has always watched Akari Ōzora, whom she is envious of. Tsubaki proclaims herself as the "Perfect Lady" among the students in Starlight School. In order the have the Premium Dress of Dreamy Crown made, it is necessary to meet with the top designer, Tsubasa Sena, but...!

The next location of the "Luminas☆Japan Tour" will be held in Osaka! At the location, the unit Akari Ōzora is in, Luminas will be coming across Nina Dōjima, who attends Naniwa World's No. 1 Academy, the Comedy School Osaka is so proud of. Nina whose head features bear ears that acts as her trademark is a cute and intense character...!

The three idols from Luminas who are now in Osaka will be participating in a local program alongside the idol of comedy, Nina Dōjima. The theme of the program is "Going around various places, deliver laughters to people from kids to adults". While looking for a location and being seen at the same time, the real form of Nina's theory of comedy is...!

The idols of Starlight School where Akari Ōzora and her friends are at has received an offer for the CM of "Happiness Toys", a newly standing toy brand that was sponsored by a major toy manufacturer! Not only an offer was received, the key to the success of the brand is to grasp "the very first product"'s planning stages and to cooperate with it...!

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.

Finally, Luminas☆Japan Tour is coming to an end. The day of the final stage will be on the night of christmas eve, while the location venue will be held in Starlight School. The three members of Luminas who are awaiting for the white christmas will be starting an event that shall deliver snow from all over Japan to Starlight named "Snow Relay"...?

A new year has begun, and Headmistress Orihime has announced the beginning of the next Starlight Queen Cup. Everyone has began to make their entries, but Sumire has yet to make a decision on "what kind of queen would she like to be". While Akari and Hinaki are beginning to feel impatient as they already have a clear thought, what will be the answer that deprives from Sumire...?

Akari Ōzora who is thinking hard everyday on what kind of stage she will have to create in order to please the audience decides to consult Tsubasa Sena, who has once said that designers and idols are a team. However, Tsubasa has caught a cold...?

Nono Daichi and Lisa Shirakaba who has received a boost from seeing Akari and her friends work hard training everyday for the Starlight Queen Cup, has also decided to work hard towards their goal of participating in the Starlight Queen Cup. But at the same time, Nono who would like to participate with Lisa as a PR (public relations) in a potato convention in Hokkaido named "May Queen Cup" (May Queen is a variety of potato), finds Lisa making a gloomy face...

In order to get even closer to becoming the Starlight Queen, Hinaki Shinjō has requested for a new Premium Rare Dress from her favourite brand Vivid Kiss to be made. The ideas collected some time ago in order to create an extraordinary dress turns out to be the live venue of a certain idol!

There is a month left until the beginning of the Starlight Queen Cup. While Sumire Hikami and Hinaki Shinjō has completed their preparations of unveiling their new Premium Rare Dresses for the stages, Akari Ōzora's dress has yet to be completed. On the other hand, the designer Tsubasa Sena who is aiming to produce the best dress continues creating his masterpiece. After seeing Tsubasa's actions, Akari who has begin to think about becoming a power to help someone...

Madoka books a concert house so she can perform with Rin again, since they haven't had much time to practise together. As everyone gets excited for the performance, Rin takes Madoka out to a café to celebrate her birthday.

Akari and the others go to Dream Academy to attend its annual DreaCarnival, where they catch up with Seira and the other Dream Academy idols. Along the way, they discover that Noelle has enrolled as a middle-school student, hoping to become an idol like her sister.

With word spreading about a top secret guest set to headline the Starlight Queen Cup, everyone becomes curious as to who it will be, including Johnny. While visiting Ichigo's bento shop, Johnny comes to the assumption that Masquerade is the special guest in question. His guess turns out to be completely off the mark, however, as the real guests are revealed to be Mizuki and Mikuru, who have reformed WM.

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.

While the other idols prepare for the next day of the Starlight Festival, Nono makes Risa a meal to cheer her up, promising to win in her stead. The next day, as Miyabi and Kokone come to Starlight to watch the event, Nono kicks the day off with her performance, also falling just behind Juri in the rankings. Rin lands in the spot after Nono, while Madoka places between Juri and Nono. With Juri still in the top spot, Akari, Sumire, and Hinaki prepare for the next day's performances.

Rin and Madoka decide to respectively help Sumire and Akari train for their performance, while Hinaki speaks with Juri before receiving some flowers from Mikuru. As the final day of the Starlight Queen Cup begins, Hinaki is the first to perform, managing to overtake Juri in the rankings. During her performance, Sumire attempts a Special A-Rank Fever Appeal but fails to land it successfully.

Receiving encouragement from Sumire, who still places in the top eight in spite of her failed Fever Appeal, Akari steps up for the final performance. Not only does Akari manage to beat Hinaki and win the title of Starlight Queen, but she also earns the Special A-Rank for her Fever Appeal. During the awards ceremony, Akari is crowned by Ichigo and thanks everyone for helping her get so far. Afterwards, Akari moves into the Starlight Manor, where she finds Sumire and Hinaki waiting to join her in celebration.

Akari is invited out by Ichigo, who treats her to a special made bento to celebrate her victory. After her meal, Akari makes a request to have Luminas and Soleil hold a joint concert together. Following the performance, the other idols bring out a birthday surprise for Akari, pitting her in an obstacle course race against Ichigo for her present. Managing to catch up to Ichigo at the last second, Akari is treated with a spectacular view and is offered whatever present she'd like, which turns out to be a solo concert with Ichigo.