"Smaller or bigger than Buckingham palace?" It begins. "And do I get my own guest wing?"

He's glad to see her smiling, though, and meets it with one of his own. It's accompanied by tactile little gestures --fingers reaching to trace and link with hers, thumb brushing the back of her hand, eyes full of mischief as he turns on his side to look at her more.

He's glad for moments like these.