Stéphane Leroy, a wealthy industrialist, is in a coma. His diabolical wife, Gabrielle, prepares to inherit everything when she discovers that Stéphane has a daughter, Blanche. During a casting, Blanche catches the eye of Adrien Neige, a famous photographer.
The film's title is a pun, the double meaning referencing both the "wrong genre" and a person with distasteful motives. Insecure novelist Martial Bok promotes his new sexy novel La Fille de Dos ("Girl Observed From the Rear") with a round of book-signings and talk-shows. When beautiful hat designer Camille buys the book, Martial follows her and spies on her as she reads his book and removes her clothing. It's the beginning of his obsession and also an inspiration. After Martial's live-in girlfriend Lucie establishes contact with Camille for real, Martial is able to type out another sexy manuscript.
Following the death of their best friend, four guys and the dead men's sister steal his body and burn it on a beach in Italy to fulfill his last wish.
