"You're doing great," Jim whispered, his voice pure encouragement. "You can take so much more than this..." He stopped, for a bit, feeling the burning heat coming off the emerald-flushed skin on Spock's backside as he rubbed it with his hand. "Just feel it... bet if you squeezed you'd feel them press right up against your prostate," Not the most romantic of words, but... well, Spock was Vulcan. Maybe he'd let it slide.

"Bet the next one and all the ones after that, you won't even have to squeeze..."