16 years old. The son of Hoshino Ai and Hoshino Ruby's twin brother. He entered the entertainment industry solely for revenge, seeking to find his father who drove Ai, a former idol, to her death. He has blonde hair and blue eyes. He is cold, idealistic, and cautious. He rarely shows emotion and acts calculatively. He feels guilty about acting and suffers because of it, so he cannot enjoy it, but he uses that to his advantage to deliver outstanding performances. His real name is Aquamarine, but everyone calls him Aqua for short.

16 years old. The daughter of Hoshino Ai and Hoshino Aqua's twin sister. She became an idol to fulfill Ai's dream of performing at the Tokyo Dome. She has blonde hair and pink eyes. In stark contrast to Aqua, she is always bright, positive, trusts people easily, and is very friendly.

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 began active work in the industry again after reuniting with Aqua. She balances acting and idol activities. Red bob cut and red eyes. She is prideful and a tsundere. She has a sharp tongue but a strong sense of responsibility and is a hard worker. She has a strong desire for recognition. Despite her outward appearance, she is delicate and easily hurt inside. As a child actor, she was famous for her sun-like acting that stood out, but as she grew, she focused on acting that accommodates others. She secretly likes Aqua.

17 years old. A talented actress. Based on her exceptional observation and analytical skills, she has a talent for perfectly researching and embodying characters. She formed a connection with Aqua through a dating reality show and later helps him with his revenge. She is Arima Kana's absolute rival. Strangely, however, she admired Kana greatly as a child actor and wanted to be like her. Long blue hair and blue eyes. She appears calm and diligent, but she is devoted enough to take risks for those she cares about. She is in a business relationship with Aqua. They are not actually dating.

25 years old. A popular YouTuber in her third year of high school. Her YouTube subscriber count is 370,000, and her TikTok followers are 638k. Or so she says, but she actually lied about her age. Bright, sociable, and looks innocent, but she is quick-witted. She is good at leading the atmosphere and knows how to be considerate. On the surface, she seems lighthearted and playful, but she is a responsible adult.

36 years old. Adoptive mother of Aqua and Ruby. President of Ichigopro. She is responsible and kind.

22 years old

16 years old

22 years old

35 years old