is a talented, highly intelligent method actress known for her sharp analytical skills, deep empathy for Aqua Hoshino, and ability to flawlessly mirror others. She stands 163 cm (5'4") tall with blue-purple hair and striking blue eyes. She is a top-class method actress affiliated with the Lala Lai Theatrical Company that was introduced as Aqua Hoshino's co-star in the reality dating show LoveforReal. Akane ended up being saved by him when she got caught up in a scandal caused by an on-set incident, and went on to become his girlfriend for the plot of the show. Even when she was hesitant about starting a business relationship with Aqua, she decided to continue it, deducing that Aqua needed something from her and wanted to return the favor for saving her.Even after learning of Aqua's identity as Ai Hoshino's son and his desire to avenge her death, she stayed by his side. Unfortunately, Aqua ultimately chooses revenge over her and ends their relationship, prompting her to resolve to stop him before it is too late.

In his previous life, he was known as Gorou Amamiya, a medical doctor who was murdered by a stalker of one of his patients, Ai Hoshino, and reincarnated as the latter's child. An orphan and a fan of Ai in his previous life, he enjoyed being her child, entering the entertainment world from an early age. Unfortunately, this happy life ended when the same stalker who killed him in his previous life murdered his new mother as he watched. This event fundamentally changed him, prompting him to go down the dark side of the entertainment industry to find the person who sold Ai out, his father. Aqua becomes a teenage boy of average height who is described as "handsome" with orangish-blonde hair, much like his younger twin sister Ruby Hoshino. He also has long bangs hanging on the left side of his face and aquamarine blue eyes, which his late mother Ai Hoshino named him after, that features a white/light blue star in his right eye, symbolizing that he and his sister are halves of their mother. His star sometimes blackens depending on his mental state and his eyes become darker in color, even gaining an additional black star in his other eye in some chapters. Other times, the stars completely disappear, also depending on his mental state.

In her previous life, she was known as Sarina Tendouji, a terminally ill patient who was cared for by Gorou Amamiya and, following her death, was reincarnated as the child of her favorite idol, Ai Hoshino.Neglected by her parents in her previous life and being a fan of Ai, she greatly enjoyed her new life, with her new mother teaching her how to be an idol from an early age. Unfortunately, this happy life ended when Ai was murdered by a deranged fan. Afterward, determined to fulfill her mother's dreams, she reformed Ai's idol group with the support of her friends. (kana) Ruby is a beautiful young girl of average height with orangish-blonde hair that she ties half of in a side ponytail on the left side of her head possesses pink colored eyes with a white/light pink six-star on her left eye like her late mother. As her idol career progresses, she comes to gain a six-star in her right eye as well and this becomes a permanent addition once she starts shining as brightly as Ai did on stage.Her stars would sometimes blacken depending on her mental state, as well as her eyes sometimes becoming darker in color.

She is a childhood acquaintance of Aqua and Ruby Hoshino and a prodigious child actress, though her popularity has waned over the years. She is also the center of the revived idol group B-Komachi.Though talented, she eventually got fewer jobs due to being difficult to work with, causing her to change her acting style to survive in the industry. However, after meeting Aqua and Ruby again and being recruited into B-Komachi as well as through her rivalry with Akane Kurokawa, she steadily began to undo the shackles she placed on herself. Kana is a young girl of below average height described as a cute girl having an innocent face, blunt shoulder-length crimson red hair that has magenta highlights/sheen, blunt bangs and burgandary red eyes.