Jessica is wagered in a mixed martial arts contest, where she is won by an older man who wants to turn her into his little one.
Jessica has all the faith in the world that her boyfriend can win the fight, but after he gets splattered into the mat, she becomes the property of the strong, older man who promoted the fight. She's taken to his home where she is diapered, spanked, and turned into his Little Jessica. After he takes control of the little one, he decides it is time for her to enjoy a big pacifier followed by something hard and unprotected.
