The official website for the Oshi no Ko anime has ... follows Ruby and Aquamarine Hoshino, the children of popular idol Ai Hoshino. Aquamarine, however, is no ordinary child, as he is the ...

The deeper plot of Oshi no Ko is set off by the death of Ai Hoshino, who is a very famous idol at the beginning of the anime. After dying while delivering her twins, Aquamarine and Ruby.

Oshi no Ko season two was nothing short of a wild ride. Many revelations came to the fore including Ruby learning the truth about Gorou's death, not to mention that epic dad reveal. And there's no ...