"Oh fuck!" Maryanne screamed. "This is so perfect!" she moaned as we alternately glided in and out of her pussy and ass like pistons in a well-tuned engine.

With the double cock assault, Maryanne lost control quickly.

"Harder! Harder!" she cried, frantically rocking on Mark's cock, grinding her clit against his pelvic bone while I pounded her snug ass. Still holding her hips I was slamming into her so hard that my balls slapped against Mark's cock. I tried not to think about that, especially since the added stimulation wasn't at all unpleasant.

"Oh god!" Maryanne cried. "I'm fucking cumming!" She stepped up her rhythm and her orgasm rumbled through...