Fuck, he could feel it. That Vulcan cock was grinding into his thigh, hard as steel. He'd been right - Spock was getting off on this. It gave him a power over Spock not to mention a huge boost to his ego. He ground upwards with that thigh as he delivered another smack, wondering what he could do to get those boxers off.

"...you have exactly ten second to wriggle out of those," his voice was all command, a starship's captain, "before I tear them off your body."