It gave Spock his own sort of thrill to watch Leonard unravel like that, relishing in control and yet in truth not really having any while he was a slave to pleasure and instinct. He swallowed down the come with barely a thought, withdrawing slowly and licking him clean in the process.

One hand splayed over Leonard's stomach as he pressed his forehead to his thigh, waiting until the echoing thoughts became louder and more aware before he looked up at him, still kneeling.