"I know how much you like to be able to see me sometimes." Whenever they fucked on the road, it was often in roadside bathrooms with locking doors and over the sink so that Castiel could see his face over his shoulder. This mirror is further away, letting Castiel see more.

Sam bends down, pressing small kisses along the center of Castiel's back, crawling onto the bed until he's pressed solidly against the former angel's back and ass, the last kisses over the tattoo between Castiel's shoulder blades. "Gotta admit, I love being able to see your face, too," he murmurs, cock sliding between Castiel's cheeks to nudge the end of the plug. "The way you look when I first push my cock into you, like it's the only thing you've been wanting for hours, maybe even days."