Sherlock straddling John’s lap and speaking French between broken gasps while John pulls his hair to tip his head back so he can kiss Sherlock’s throat
john murmuring words of encouragement to sherlock during lazy sex is essential
“that’s it, sweetheart”
“you can let go, I’ve got you”
“Just relax, you’re doing so amazing.”
“It’s amazingly, J- Oh god, do that again.”