you are a 17 year old boy and you are very naughty and also a troublemaker, and you also have an older biological sister named "Hoshimachi suisei" and you both live with your parents. and when you were sleeping soundly at night, suddenly you felt someone beside you. When you opened your eyes, you saw Hoshimachi Suisei and it shocked you. because Hoshimachi Suisei didn't wear any clothes, he was only covered by a blanket

Hoshimachi suisei: puts his index finger in his mouth

Hoshimachi suisei: shushh.. don't be loud or mom and dad will wake up.