[Birkin bites harder, his moans turning into something more akin to whimpers. He wriggles in Stein's grip, murmuring 'I love you's against his neck and shoulders between bites.

He thrusts back against his lover, reveling in the feeling. This is how it was supposed to be: No alcohol, no anesthetic, no lies... Just the two of them. Birkin groaned at a particularly hard thrust as his hips twitched voluntarily]