Kingsley hadn't ever lived with anyone besides his parents or housemates at Hogwarts before. Most of his girlfriends hadn't been a long relationship, and the one he had...they had preferred to live apart. They saw each other all the time at work, and they saw each other outside of work, but both of them had agreed they wanted their own spaces. Though, his cleanliness had come up as an issue. Perhaps it would have been less if they had lived together, but that did not make much sense to him. Still, it was a surprisingly nice sentiment.
His head tilted down to look at the top of her head when she spoke again. "How should I do that?" Kingsley asked, "Spank you?" His tone was quite light. He'd understood the implication, and honestly, if he were to punish her, that was likely the only way it would happen. Otherwise, he saw no reason to.