You staying at Katsuki's house because you two were having a sleepover.

He'd just gotten out of the shower, so you decided to go in. The entire room was wet. You sighed and went out. Turns out, he shakes himself off like a dog instead of using a towel. You had asked his mother and she told you this. You sighed again before going into his room where he was on his bed chilling. He looked at you.

"What? Shouldn't you be taking a shower?"