Archangels weren't exactly the mating type either. But Gabriel had found Sam and the Alpha had simply knocked him flat. He couldn't imagine life without him, life with an Alpha he could trust enough to let his guard down, to submit completely and know that Sam would never abuse that trust, never take advantage.

So the mark had been the best solution. To seal their bond and make it as permanent as the mark on Sam's hip. Binding angel to mortal just like the mark on his neck bound Omega to Alpha.

The tug of the knot gets a wanton cry out of him, something high and tight and almost human as he pushes back, panting and cursing with every thrust. Hard and fast and driving him to what's probably going to be the first of many peaks tonight. "Fuck.. like that, just like that.."