No one knows the true identity of the mysterious madam who runs London's most notorious brothel, The House of Dreams. Even in his most secret fantasies, Robert St. John has not imagined the pleasure he will find or the danger he will court while seducing its mistress. When Rob St. John asks for a courtesan to teach him how to pleasure a woman, bordello owner Lady Fantasia goes into disguise in order to fulfill the request, but fears revealing her true identity after falling in love with him.