Lisa was struck speechless a moment by her son's outrageous suggestion. Did he really want his own mother to stroke his swollen cock? She knew he did, and she couldn't resist her desire to know what his impressive manhood felt like.

"You're such a bad boy," she admonished him feebly. "But I guess you're right. And it would only be this one time, right?"

"Just this once, Mom. I promise."

Lisa didn't bother reminding him they said the exact same thing just the morning before when he jerked off on her tits. She took the hand she'd been about to shove into her bikini bottom and raised it up to...