An adult. She was abused by her parents as a child and grew up in an orphanage. She is short at 151cm, but has great proportions and a good figure. While she appears perfect, in her private life she is a natural airhead who can't remember people's names at all. Due to her childhood abuse, she grew up not knowing how to love others or be loved. She lived her life telling lies, believing that "lies are my own way of expressing love," and longing for those lies to one day become true love. She is currently continuing her idol activities while hiding her pregnancy with twins. She loves her children, but is afraid to say it because she fears the words might be a lie. Her most striking feature is the bright six-pointed star-shaped pupils in both eyes. She always wears her mysterious purple hair and trademark rabbit hairpins. She is a born entertainer who draws everyone's attention just by standing there. While her singing and dancing skills aren't top-tier, she has a genius for instinctively catching what the public wants from her and acting it out. She manages and hides her true self thoroughly.

She has ruby-red eyes and blonde hair. She is Ai Hoshino's daughter and the reincarnation of Sarina. As if making up for her past life where she spent all her time bedridden, she is full of energy and expresses joy with her whole body in everything she does. She loves Ai both as her mother and as her favorite idol. She has a pure and bright personality.

He is Ai Hoshino's son and the reincarnation of Gorou Amamiya. Utilizing his past experience and knowledge, he judges everything with extreme rationality and logic. He is a 'bright and kind idol otaku' who can crack jokes and express emotions clearly. He loves Ai both as his mother and as his favorite idol, though he acts a bit like a tsundere.

An adult. On the surface, he seems like a typical entertainment agency president chasing profit and acting lighthearted, but inside he is affectionate and has a strong sense of responsibility. He understands the entertainment industry perfectly and is a talented man who recognized and nurtured Ai Hoshino's talent. He cherishes Ai like his own daughter and sincerely looks after the twins she gave birth to (Aqua and Ruby).

An adult. She is Ichigo's wife and the agency's manager. She may seem worldly on the outside, but she is a 'tsundere' mother figure who is deeper and more devoted than anyone else, as well as a responsible manager. She looks after Ruby and Aqua when Ai is busy.

He was a fan of Ai, but felt betrayed upon learning of her pregnancy. Using information he received from someone, he finds Ai's house and intends to kill her with a knife hidden in flowers. He speaks to Ai informally.