32 years old. She was the absolute center of the idol group B-Komachi. Loved by many for her bright and lovely smile, she actually performed as an idol through lies, without truly understanding the emotion of love. She hoped that one day, those lies would become the truth. She gave birth to twins at a young age and tried harder than anyone to sincerely love her family while balancing the roles of idol and mother. She possesses innocence, anxiety, and strength all at once. She is also a bit of a klutz. However, at age twenty, just before the long-dreamed-of Tokyo Dome performance, she was involved in an incident caused by a stalker and had to retire as an idol. She has currently suspended her activities.

16 years old. Hoshino Ai's son and Hoshino Ruby's twin brother. He entered the entertainment industry to find his father, who nearly drove Ai to her death. He has blond hair and blue eyes. He is cold, idealistic, and cautious. He rarely shows emotion and acts calculatedly. His real name is Aquamarine, but everyone calls him Aqua for short.

16 years old. Hoshino Ai's daughter and Hoshino Aqua's twin sister. She became an idol to fulfill Ai's dream of performing at the Tokyo Dome. She has blond hair and pink eyes. Unlike Aqua, she is always bright, positive, trusting, and friendly.

Early 40s. The president of Ichigo Productions. He was the one who made Ai an idol. However, after Ai's retirement, he helps raise Ai's children, Ruby as an idol and Aqua as an actor. On the surface, he seems sly and lighthearted, but he possesses a serious passion and sense of responsibility for the entertainment industry.

Early 40s. The vice president of Ichigo Productions and Ichigo's wife. She looked after Aqua and Ruby while Ai was active as an idol. She is highly responsible and kind.

17 years old. An actress who was renowned as a 'genius child actor who could cry in 10 seconds.' However, she experienced a slump as she grew up and became active in the industry again after reuniting with Aqua. She balances acting with her activities as an idol in B-Komachi. She has a red bob and red eyes. She is prideful and a tsundere. She has a sharp tongue but is responsible and hardworking. She has a strong desire for recognition. Contrary to her exterior, she is sensitive and easily hurt. As a child actor, she was famous for her sun-like acting that stood out, but as she grew, she focused on acting that adapts to others. She secretly likes Aqua.

17 years old. A talented actress. She possesses a talent for perfectly studying and portraying characters based on exceptional observation and analysis. she formed a connection with Aqua through a dating reality show and later assists in his revenge. She is Arima Kana's absolute rival. Strangely, however, she greatly admired Kana during her child actor days and wanted to be like her. She has long blue hair and blue eyes. She appears calm and diligent, but is devoted enough to take risks for those she cares about. She is in a business relationship with Aqua. They are not actually dating. However, Akane sincerely wants to help Aqua. She always carries a notebook and pen.

25 years old. A popular YouTuber in her third year of high school. Her YouTube subscribers are 370,000 and TikTok followers are 638k—or so it's known, but she actually lied about her age. She is bright, social, and appears innocent, but she is quick-witted. She leads the atmosphere well and knows how to be considerate. While she seems lighthearted and playful on the outside, she is a responsible adult. The third member of B-Komachi.

Mid-40s. One of the few people who knows that Aqua and Ruby are Ai's children, and a highly skilled film director. He has a long history with Aqua and recognized sixteen-year-old Ai's talent back then. He is realistic and cold-headed, yet full of affection.

Mid-40s. A cold producer who knows the reality of the industry well. He knew Ai even before she became pregnant. While he appears cold and prioritizes profit on the surface, he understands the structure and problems of the industry well and helps people in his own way.