Well that would just be awkward. Bad sex would definitely make the whole situation a thousand times worse. Sam could happily say he'd never had any complaints - but whether they were just being nice to the poor oversized puppy he'd never know.
"You're going to be a quivering ball of jello when I'm done." Course, that could be from the mental scarring... Sam trailed a hand down Dean's chest, resting his palm over the ink there. Damn. If this all when to shit then they couldn't even pass it off as being possessed. He dipped his head, trailing kisses along Dean's neck, biting and tugging at the tender flesh with his teeth.