"Put your leg up," Shannon suggested, giving me a playful slap on the ass. I did as I was told, putting my foot up on the arm of the couch, exposing m...yself even more. As I reached down to slowly stroke my dick I couldn't help by be amazed by the degree of Shannon's nastiness. "That's more like it," she purred, planting a soft kiss right on my asshole. I groaned in pleasure, which only encouraged her. Shannon's tongue massaged my hole as she brought her hand up to massage my balls. It felt so. "As much as I would have like to do some more intimate messing around with mom, the opportunity to get the scoop on her previous i****t was too tempting to pass up. Besides, the way I was primed from the earlier activity, not much stimulation would be needed to trigger my own orgasm, I was so hyped. The mental picture alone of mom as a young adult and Grandpa in his prime was certainly an image that was provocative. I remembered an old photo of them at the beach, her bikini quite tiny and her. Mack and I were both enjoying the show as she would bend over to line up her shots. He and I have openly talked about sex many times so it was no surprise when he commented about how great my wife's tits looked tonight. I laughed and told him; maybe she'll show them to you later. He laughingly said "That would be good!" I told him before, about our discussing during sex about trying a threesome and that his name had come up in the conversation, so I knew he was always hopeful it might happen.. ” He takes his now hard cock and places it on her pussy. She starts trying to pull away from him, but he chuckles at her struggles and slides his cock deep inside her wet pussy. He begins fucking her pussy fiercely and for each stroke inside her she screams and tries to fight him off.She screams, “OOOO PLEASE DON’T…DON’T DO THIS TO ME! I CAN’T PLEASE! NOOOOO…” Her screams start to fade as she begins to enjoy the punishment she’s receiving from this person. “Don’t stop.