The friction of her giant tits was so stimulating and the fact that she was my beloved sister, meant I wouldn't last long. It only took a couple of minutes before it felt like something was rushing from the bottom of my feet. "AH, FUCK..." I shot a half dozen streams of cum up onto her throat and, when she looked down, onto her face. That completely drained me. I was just boneless, sagging down, spent.

Shelly looked radiant! Face and chest covered in streams of shimmering white. A giant smile. She never looked better, far outshining her graduation ceremonies.

I laid there for a few moments before trying to...