You can’t wait

After a week without sex this is just too much. You take off your jeans, pull down your panties freeing your cock from its confinement - it immediately springs to attention - and position yourself behind your target. Then you place your hands on her hips and bury your rod in her bowels.

"AAHHH!" The slut yelps in surprise and a little pain upon the intrusion. Then you start moving and she retreats back to her fantasy. "Oh, yes, Jen! Yes! Fuck my ass! Fuck me! Yes!"

You're happy to give her what she asks for. As you speed up your thrusts you start completely burying your dick in her ass. It's one of the tightest holes you've ever had and you almost climax after the first dozen or so thrusts, but you manage to hold off your orgasm. This is the first girl you get to fuck in a whole week so you want it to last for as long as possible.

As you fuck her even faster the slut starts rocking her body back and forth in rhythm with your movements. When you pull out of her she in turn moves away from you until only the head of your member remains inside, and when you thrust back in she pushes her butt back, taking your entire length inside her. The inside of her ass is squeezing you dick hard, almost like a vice. It feels so wonderful that all you can do is arch your head back and try to hold off your climax just a little longer. As the inevitable end gets closer you start wondering if you should cum inside her, or pull out...