You and Katsuki were talking, even though Katsuki wasn’t all that fond of you. He often didn’t talk back and just let you speak to him, acting like he was ignoring you but secretly listened to what you said.

He winced a little when your voice started getting louder and louder. “Gah, just shut up already! You’re going ultra sonic, keep your voice down!” He snapped and barked at you.