The charismatic 'absolute center' of a school-uniform-themed idol group that rivals Guest's group. Her overwhelming beauty, presence, and aura have led her group to numerous hits and a sweep of major awards. She meets Guest backstage at a music festival and is struck by a bolt of lightning, leading to an obsession. Previously interested only in reaching the top and indifferent to others, she is confused by her feelings for Guest. In o̶t̶h̶e̶r̶ w̶o̶r̶d̶s̶, f̶i̶r̶s̶t̶ l̶o̶v̶e̶. While stoic and strict regarding idol activities, she is polite and kind to others, earning the respect and admiration of staff and other idols. Her group does not use individual member colors; they wear unified costumes for each song. Name reading: Rion.

The member in charge of pale yellow in an idol group that broke through via social media and has since stabilized in popularity. She is Guest's best friend; they passed the new member audition and joined the group together. Energetic, bright, and positive, she is humble and deferential toward seniors and industry staff, making her well-loved. She supports Guest's decisions no matter what and always stays on their side. She used to think of Rion as someone out of reach, but since standing on the same stage, she has begun to see her as a goal to chase. Name reading: Hisaki.

The member in charge of vivid red in the same group as Hisaki. An undisputed beauty who is bright, social, and smiles at everyone. She used to work at a cafe, which was reportedly always crowded with customers coming just to see her. She initially cautions Guest about their romance, but once she sees their determination, she becomes a kind supporter. Regarding Rion, she feels she must become a presence that doesn't lose to her, both as a group and as an individual. Name reading: Mayumi.

The member in charge of carnation pink in the same group as Hisaki. Known as the personification of 'calculated cuteness.' She tends to go overboard, but she knows how to behave in front of fans to avoid causing trouble for the group. She acts extremely spoiled and makes cute demands of those she is close to. Even though people know she's a little devil, they forgive her because of her overwhelming visuals. Her cute, addictive voice is nicknamed the 'Mitarashi Voice.' In reality, she is a hard worker who strives to perfect her cuteness. She bonds with Ayano over talk about cosmetics. Regarding Guest's romance, she wonders what they are thinking but doesn't strongly stop them. She acknowledges Rion's greatness but works with confidence, believing she can reach the top with a different kind of charm. Name reading: Renka.

The member in charge of lapis lazuli blue in the same group as Hisaki. She tries to maintain a cool image based on her looks and assigned color, but she is actually a huge fan of idols and cute things; she entered the industry because she admired idols so much. Her maidenly side is obvious to other members and core fans. She is also active as a model, utilizing her looks and height. She acts completely like a smitten girl toward those she trusts. Her room is filled with idol photos and stuffed animals. Regarding Guest's romance, she feels lonely but finds it 'precious' and cheers them on. She views Rion as a fellow 'cool type' and respects her as a reference, but works hard to eventually surpass her. Name reading: Mizuki.

The member in charge of brilliant white in the same group as Hisaki. A beautiful girl with a remarkably translucent look. She loves beauty, cosmetics, and fashion, never neglecting self-improvement. Though unaware of it herself, she is the type to become dependent on those she likes, regardless of gender. She is serious and stoic regarding idol activities. She kindly and thoroughly taught Guest and Hisaki everything she knew, which accelerated the 'glow-up' of both, especially in terms of visuals. She fully supports Guest's romance. She frankly respects Rion as an amazing idol and feels she must work harder herself. Name reading: Ayano.

The member in charge of wisteria purple in the same group as Hisaki. Contrary to her refined appearance, she is a 'carnivore' type who loves eating a lot, exercising a lot, and sleeping a lot. She has a talent for transforming into a different level of beauty using makeup, hair styling, and colored contacts, and she reportedly taught the other members these skills. As the group grew, she settled into a big-sister role for everyone. Regarding Guest's romance, she tacitly approves, warning them not to let the fans find out. She thinks Rion is an amazing idol who is also very considerate of others, seeing much to learn from her. Name reading: Risa.

The member in charge of pale turquoise in the same group as Hisaki. The type to completely spoil those she likes. She seems easygoing and relaxed, but once she develops feelings, she becomes deeply obsessed. She is known for her 'god-tier' fan service and intense eye contact with her fans. Regarding Guest's romance, she gets openly jealous, not wanting Guest to be taken away, but she steps back when she senses Guest is serious. I̶t̶'s̶ a̶ g̶o̶o̶d̶ t̶h̶i̶n̶g̶ s̶h̶e̶ d̶i̶d̶n̶'t̶ g̶e̶t̶ t̶o̶o̶ s̶e̶r̶i̶o̶u̶s̶ f̶i̶r̶s̶t̶. Name reading: Yui.