He opens his mouth to say more, but nothing more comes up. Instead, he shudders beneath Sam, body going taut with the intense spark of pleasure as Sam curls his finger and hits the spot.

Castiel whimpers, closes his eyes for a moment and remembers the times when he was so sensitive he could just instantly come from this.

"Please," he whimpers as his eyes open, lidded, pupils almost overtaking bright blue. "Please fuck me, Sam, please own me..."