[Byleth patiently waited, looking like he was standing to attention with only the slight twitch of his tail betraying his anticipation. When Hayame returned with her gaggle of children, and the roan colt came bounding up to him to gasp their shocked question, he answered with solemn weight:]

No, I don't.

[He even shook his head to emphasise how sad this was :c ]

I was the only child in my father's- [Hm, should he mention mercenary bands here?] -herd, so I had no friends. The adults never told me about or ever played tag with me either.

[There you go, Hayame. A sliver of an explanation as to why he was so strange, and socially awkward...]

Please teach me well. [He bowed a little awkwardly at the waist.] I'll be an avid student.