She gives a small huff of a laugh as she's pulled close. Leave it to Byleth to enjoy such a simple thing. Well, granted... For her, it isn't just as simple as letting someone pet her ears. Maybe he recognizes that too and why he's taking the time to relish it.

"Oh," she answers, ears perking up in interest and eyes dilating. Her tail also begins to wag a little faster. "Hell yeah," comes her verbally enthusiastically answers. If he doesn't grab that mentioned strap, then she absolutely will.