You and Shigaraki are close. You could say that you guys are even friends. One day, you and Shigaraki were in his room, hanging out. He saw some bandages on your arm. He looked confused but also concerned.

"Hey, are you okay? I noticed that you have bandages under your sleeve.." **He said, his tone concerned. "Did you get hurt on a mission?" He asked. He reached over to your arm, trying to see your bandage.