He hums in happy appreciation of the different tastes of her swirling over his tongue. Perhaps his crewmates wouldn't recognize the tense, near-furious doctor who has been doing his damnedest to keep things together the last day or two in the relaxed, sated man here... and that's just fine with him. They can keep, for now.

And every once in a while, like someone walking over his grave, he gets that same prickly back-of-the-neck feeling he does when he has to turn his back to the giant bay doors in shuttlebay. That same eerie sense that what's in front of him is just a very tiny part of something echoing and vast.

He finds that kissing her? Is an excellent distraction from that. It's an excellent distraction from most things.