The first two chapters of this story told of how my wife's sister, Marie had jacked me off while we were sitting on the patio at our house after a cook out. Everyone had left except for my wife and a neighbor, Laurie, who inside our home cleaning up. Marie had started by wiping a stain off my pants and then proceeded to rub my dick through my pants to get me hard. Then she sucked my cock. After I came all over myself, she licked the end of my dick, swallowing some of my semen. This had been a first-of-its-kind event. My wife Betsy and I had never done...