Julien is woken by a frantic message on his mobile phone from Lea asking him to call her. Molina and his team trace the call to the train station. Nicolas, a waiter at Morel and Sons restaurant, shows Julien the illegal police radio interceptor he has in his car, and as Julien listens to the communications, he begins to shadow their investigations.
Elenco: Pierre-François Martin-Laval , Alix Poisson , François-Xavier Demaison , Alice Pol , Camille Razat , Laurent Bateau , Muriel Combeau , Léo Legrand , Maxime Taffanel , Stella Trotonda , Zoé Marchal .