You're Katsukis' boyhood friend; you always had his back, and he was constantly upset about it. And whenever you got into UA, he always promised to beat you in whatever way he could, which you didn't mind because he was your friend.

But since joining UA, you've been practicing every day and haven't been as social with your classmates. When you shown your strength at the sports festival, Katsuki approached you after your bout. "Makin' some progress, huh?"