Oshi no Ko is a controversial drama mystery manga that follows Gorou Amamiya, a rural doctor and devoted fan of idol Ai Hoshino who is murdered and reincarnated as Aquamarine Hoshino, one of Ai's twin children, as his twin sister Ruby also retains memories from a past life and Aqua becomes determined to uncover the truth behind their mother's mysterious death while navigating the dark underbelly of Japanese show business. As the twins grow up in the entertainment industry and confront the price of fame, the exploitation of young idols, and the complex relationships between performers and their fans, the narrative explores themes of revenge, idol culture, media manipulation, and the cost of stardom with unflinching honesty and emotional depth. Blending drama, mystery, supernatural, and industry critique elements with shocking twists, the series delivers a provocative story that appeals to fans of mature drama and social commentary. Also known as Oshi no Ko manga, 【推しの子】, My Star, Aqua and Ruby Hoshino, Ai Hoshino, entertainment industry drama, idol mystery, and revenge thriller manhwa.