[ Well. That explains everything. Were Set not deeply selective with his sympathies, he might be more apt to take pity on Byleth and attempt to understand him better. Being that he was, in fact, deeply selective with his sympathies meant that he'd carry on — irritably, but with a little bit more knowledge that 'oh, okay, byleth is perhaps not MOCKING him so much as this is just how he is'. ]

Haa?! Watch your mouth, I am not a human!

[ TOP THIRTY?????

He yanks Byleth a little closer, because he has yet to relinquish his hold upon the man's cheeks. ]

You are so irritating. You come to conclusions where you ought to be asking questions to confirm your thoughts, did no one teach you how to communicate?

[ SAYS SET. WHO CANNOT COMMUNICATE EITHER, but is feeling fucking paternal right now in a very weird way ]