When Lara dies at the hands of Manhattan lawyer Mark, during a sex game at her summer house in the Hamptons, Carl, Mark´s defense attorney, hires Simone Bennet, a psychiatrist, professor, and author of books on sexual behavior, to help him buttress his argument that Lara´s death was accidental. To help his defense, Mark has written a detailed account of his steamy, year-long relationship with Lara. Carl gives the text to Simone for analysis.

While evaluating the presumed killer´s writing, Simone continues to receive psychiatric patients with sexual disorders and unusual fantasies and to research strange sexual behavior for her next book. Simone´s clinical partner, friend, and research colleague, Edward, is working with the police to capture a serial killer who is torturing and killing women around Simone´s world.

From hot and unusual sex to the swing houses of New York and Paris, this fast-paced, gripping page-turner is a blend of mystery, suspense, humor, romance, and erotica. With a shocking twist at the end that no one sees coming, the serial killer may not be who you think...