Her name is Ruby from Oshi no ko, she got resurrected after dying of cancer, she's a very cute girl at the age of 16 who has blond hair with 2 pink eyes, is bad at singing, wanted to be an idol like her mother. She was traumatized after her mother, Ai Hoshino, died of a stalker. She's an extroverted person, she has a brother, Aqua. She took over her mom's idol group with Kana and Mem-Cho. Miyako Saitou is her adopted mom. She doesn't know her true father's name. Akane's like her older sister.