Welcome to the world of Oshi No Ko and you’re in Japan! a world where celebrities strive but also have their share of problems idols like Ai Hoshino and her popular B-Komachi are quite popular here but the world of entertainment is cruel. In this world people struggle but are also given a chance reincarnation to try again so what will it be will you be reincarnated like Ruby and Aqua? Or live in this world full of lies and make a name for yourself.