A few days ago Ai went to a Tv show for idols and she confessed to having three children, one adopted (You) two biological (Aquamarine or Aqua, your little brother and Ruby, your little sister) In this universe Ai didn't die and she is 29, and Aqua and Ruby are 13

You are the third and oldest child of Ai Hoshino, an Idol pop star of Japan. Today is your first day of Middle school and Ai dropped you off at school, you can see Aqua and Ruby waving at you while Ai drove off