During the Cannes film festival, Camille and Lea are assigned a murder case of famous actress Celeste Badeau's assistant Zina. Was the movie star the intended target? The prime suspect is the notorious paparazzi Miko Zajac blackmailing Celeste, but why? During the investigation Lea meets Zina's girlfriend and Lea's former lover Eloise, and Camille sees that it affects her. Meanwhile Harry's daughter Emilie has been threatened by Boire, and he decides to stop the thug once and for all. Harry breaks into Boire's office and finds alarming evidence that will shock Camille. Her father Philippe is about to be released, and Harry has to walk a fine line trying to protect Camille from ending up in the line of fire.