[Sam wasn't too far behind, getting closer with every move of Dean's hips. His free hand moved over the other's hip, tracing that mark there, the mark he'd left and the one Dean would be able to see for days after this.]

Sam was panting heavy, eyes locked on his brother's. He rolled his hips up as much as he could in this position, pumping the other faster.] Dean... gonna - oh god, gettin' so close, man...