Dr. Jekyll & Mister Hung – Abbie Cat, Danny D (2012)

Dr. Jekyll is a mad scientist who hires a whore for the evening to perform one of her experiments on. She has always wanted to know what it would be like to fuck another girl as a man. So Dr. Jekyll drinks a potion which transforms her into a man. Now Dr. Jekyll has become Mister Hung and he plans on fucking Abbie’s brains out!