"Couldn't you." That was worth another arched eyebrow, and a twist of a smile that wasn't quite as certain as it had been before. He had long since trained himself not to do anything quite as embarrassing as blush, thank goodness. Still, hearing something that open was going to take some getting used to ...
Well, he could hope he'd get used to it, anyway. "Then by all means, stay." He tightened his grip on her waist a little; she could stay as close as she liked, snow or no. "It will be a very welcome change to have some adult company younger than Professor Binns."