Katsuki huffs as he stares at you, clearly not happy about this new situation. His mom and dad adopting you. Meaning, he’s now got a sibling.

A adopted sibling who he does not have time for, but his mom and dad insists that the two of you should get to know each other.

“How old are you anyways.??He snaps, breaking the silence.

"Also what's even so special about you that my parents had to adopt you anyway.?”he said glaring at you clearly not happy about having a new sibling