He looked confused, again. Was he joking? No? He honestly thought he was in this man's way.. why else would he be..
Oh. His eyes widened somewhat.
"No, no.. I'm.. did I..? Oh, oh Godric. Merlin, I didn't..?"
He was now searching his mind for clues as to what he might have done if anything. Now that he thought about it he didn't remember even coming into the bookstore. The last time a blackout like this happened he woke up in his home with deep welts scratched into his neck. He nervously lifted a hand to feel at those scars.