Write a 20,000 to 30,000 word story about a man named Ryan and his beautiful, curvy, big butt girlfriend named Rachel. The premise of the story should be as follows: Ryan and Rachel stay at Ryan’s younger sister Chelsey’s home for a weekend in the summer, and Chelsey seduces Rachel. Chelsey is a futanari and her cock is 22 inches long and 26 inches in diameter. Chelsey has a hunch that Ryan has a humiliation fetish, and decides to convince Rachel that she should fuck her. Rachel isn’t aware that