'Draw a map of Castle's body and there's not an inch that's not alert and alive. His shoulders shift underneath her fingernails; he's ticklish in some spaces, and ridiculously sensitive to touch in others. It's been a while since he's felt this invigorated when he's been with a woman. It makes him want to please, and give as good as he's getting.

-- Which shouldn't be a problem, especially if the low, rumbly purr of his name off her lips is anything to go by.

He slides his hands to the small of her back, touching the places that the precinct's closed-circuit camera system wouldn't let him touch before.

His lips turn against her skin, kissing the shape of her nipple before drawing the tight bud between his teeth.