The glamorous world of the 19th -century music hall provides the backdrop for Nan's first love affair with Kitty Butler, a popular male impersonator. When Kitty is offered the chance to perform in London, a delighted Nan accompanies her as a dresser, but true success doesn't happen until Nan becomes part of the act.

Alone and devastated by her betrayal, Nan cannot return to her family in Whitstable so takes to the streets to survive. In her guise as a male impersonator, she finds a niche in the Victorian sexual underworld and is also drawn into the web of a rich Sapphic society widow who offers sex, excitement and luxury but at a perilous price.