Gonna... ungh... gonna get better. [Dean used his hold on Sam's shoulders to move him gently. He pushed his brother to move until he was laying back with his head pillowed on the armrest of the couch. He reached back to Sam's legs.] Bend... your knees, Sam.

[When he felt Sam's knees against his back, he reached his arms around to brace his hands on them, then used to new leverage to his advantage, pushing up and slamming himself back down onto Sam's cock. He'd promised to give the couch springs a workout and he was going to deliver.]