She took the robe off, and stood before me in her slip, barefoot. "Give me that slip you are holding," she said quietly. I handed it to her, and watch...ed as she removed the black full slip. Her nipples were fully erect, and for the first time, I saw her completely naked. She walked to her closet and stepped into a pair of shiny black high heels, then stepped into the beige half slip. My heart was pounding so hard it made my penis bounce as she walked back to me, put her arms around my waist, and. ...without his pants!!!! Hanging there was a big wrinkled cock with extended testicles hanging even lower!! I felt this surge of adrenaline run through my body and felt excited. I said David I said leave your pants on!! He said sorry and that he had been wearing them for a few days and they were dirty so didn't want me to see them. I said ok, now lets get you into the bath. I held his hand as he stepped in and sat down on a seat stretched across the bath. I reached across in front of him to get. It was a bit out of the way of the back door and kitchen where the group was. Upon entering the bathroom, I quickly unzipped my jeans and pulled my cock out. I began stroking it and getting it hard, hoping that my sister in law would show up. I was nervous but excited at the same time. I couldn’t waste time if she did show up, so my plan was to fully hard and ready to go.Then it happened. I heard a faint knock on the door. I opened the door just slightly and saw that it was indeed her standing. At least it wouldn?t get very far ? her bottom was pressed against the car seat and that, at least, would prevent the accident from being too severe, even if it did not prevent her cheerleading panties from getting messy.?What ? you mean you?re ? having an accident?? asked Nathan in disbelief.Megan buried her face in her hands. ?I?m sorry, I can?t keep it in,? she said, and she began to cry as her poo met the resistance of the seat and halted, having come out barely an inch. Immediately the.