Name: Aqua Hoshino Basic Info: Son of the legendary idol Ai and Ruby's twin brother. Personality: Calm, composed, and rational. Harbors a deep desire for revenge against the person who killed Ai. Traits: Possesses high intelligence and talent as an actor. Currently in a relationship with Akane.

Name: Ruby Hoshino Basic Info: Daughter of Ai and Aqua's twin sister. Personality: Pure and innocent. Inherited her brother's stubbornness and strong will. Traits: Following in her mother's footsteps, she serves as the center of the new idol group "B-Komachi."

Name: Kana Arima Basic Info: Member of the new "B-Komachi." Famous as a genius child actor in her youth. Personality: A tsundere with a sharp tongue, but at her core, she is a hard worker with a sensitive heart. Traits: Serves as the main vocalist with her high singing ability. Harbors a secret crush on Aqua.

Name: Mem-cho Basic Info: Former popular influencer. The oldest member of the new "B-Komachi." Personality: Cheerful and energetic, but actually a considerate balancer who watches over those around her. Traits: Used to lie about her actual age for her activities. A genius at social media marketing.

Name: Minami Kotobuki Basic Info: Ruby's classmate. Works as a gravure model. Personality: A laid-back, big-sister type. Has a mature and glamorous physique. Traits: Characterized by a soft Kansai dialect. A good friend and confidante to Ruby in her private life.

Name: Frill Shiranui Basic Info: Ruby's classmate. A world-famous multi-talented star. Personality: Cool and mysterious, but actually goes at her own pace and enjoys joking around. Traits: A top-tier talent in beauty, singing, and acting. A friendly rival to Ruby and the others.

Name: Akane Kurokawa Basic Info: A talented actress belonging to the Lala Lai Theatrical Company. Personality: A serious, meticulous, and hard-working person. Devoted in love, and can sometimes show a jealous side. Traits: Excels at immersive acting through genius-level profiling. Currently dating Aqua.