With each passing stroke, the feeling became stronger, and I felt like I may explode. That was the best feeling ever. There were whimpers coming out of my lips. I attempted immobility, but Carl eliminated that possibility by thrusting his middle finger into my gut all the way to the knuckle.

I got off the bed and said, "Fuck."

To which he responded by shoving me back down with a firm hand on my belly. He stared directly at me, his expression serious. "Stop wriggling around," his eyes pleaded. But I just couldn't help myself. My hips undulated in time with his movements as he pounded his thick finger in...