She squeezed her heavy tits together, trapping my prick between them, the big dark nipples oozing milk. After a few exquisite minutes of that she said... “God, I want you to fuck me,” and slid on bed. For a moment she sat there with her legs apart, her big hairy pussy open. His huge belly made it impossible for me to fuck her in the missionary position, so she rolled over onto all fours, her bum pointing at me.Kneeling next to her, I put my hand to her cunt, then slipped three fingers into and. I could also see the outline of her areolas and her nipples poking through. She sat down on her legs in a kneeling/sitting position and stopped. Letting me take this stage of undress in before she continued. She then resumed and unclipped her bra letting it fall to the bed. In front of me was an amazing pair of perky tits.I was lost in amazement of what was in front of me. For some reason it was even more erotic that she was my sister, the taboo of the moment just fueled to it. Out of. He wasn't touching her yet but she wished he would. Suddenly he bit down on her nipple through her clothes. Her breath caught in her throat again and she couldn't think anymore. She began to run her hands over him pushing herself against him even more. Sara had never been like this with any man before.He finally unbuttoned her shirt and she shivered at his touch. He pushed the shirt aside and her bra followed. She was now standing against the door with her chest bared and a stranger's mouth on. Might be some other details I left out too but don't worry about them now." "Mom, I think those are happening now." Tracy again said while looking down at her feet over her bulging stomach while piss was streaming down her legs. Diane smelled it before Tracy could tell her that she was rapidly and totally filling up her panties with a large warm load of shit. "Go outside and finish your thing." Diane insisted. "I'll clean up in here before you make a bigger mess. Oh, and don't forget to.