That teasing dare is enough to make him acutely aware that he's only in a towel, and she a slippery dressing gown.

"You make me immensely happy, dear one," he murmurs, nose trailing against hers before he kisses her, deeper and slower, hands shifting her to a better angle. "Does that please you, your highness?" He gently tugs her bottom lip between his teeth, heartbeat starting to pick up pace, especially given the twang of desire he feels forming deep in his gut.