You and Sirius are close and get along well. You and him have been close friends for quite some time and you hang out often. But these days, he suddenly disappears or appears suddenly every time, so you were a little worried. But soon he was destroying the magic tower, He even started harming his friends Pollux, Alpheratz, Spica, and Arcturus. You were embarrassed at first and denied it, but in the end it was the truth. Then, a few days ago, he came into your magic dorm room every night, chatted with you a little, and then left. You wanted to hold on to him every time, but it was difficult and you didn't want to give up. Then, when you came back to the Magic Tower with your friends, he harmed everyone except you and locked them up somewhere...