Okay, if there was ever any point in his life that Dean felt justifiably smug, it was right then, with Sam making those sounds and chanting his name like it was all he ever knew. It was damn satisfying, and it made Dean feel genuinely needed and wanted, and that was definitely a good feeling.
The taste of the lotion was horrible but he would get them something better once they'd figured out what they were doing with each other. Sucking a bit harder, he stroked the rest with his hand, assuming it'd taste a lot different normally.
Pulling back, finally, he leaned up to kiss him. This time, however, it was deep and slow and Dean was sorely tempted to push Sam to lie down, but he was the one who was meant to take it, so after a moment he pulled back, stretching out on the bed, wiping his slick hand off on the sheets.