October 2015. French customs seize seven tonnes of cannabis in the heart of the capital. The same day, Hubert Antoine, a former mole with a shady past, contacts Stéphane Vilner, a journalist at Libération. He claims to be able to demonstrate the existence of State drug trafficking led by Jacques Billard, prominent media figure and high-ranking French police officer. Suspicious at first, the young journalist finally dives into an investigation that will lead him to the darkest corners of the Republic.

Undercover

Moussa has always been gentle, altruistic and present for his family. This is the opposite of his brother Ryad, a TV presenter of great notoriety who is reproached for his selfishness by his entourage. Only Moussa defends him, who has great admiration for his brother. One day Moussa falls and hits his head violently. He suffers a head injury. Unrecognizable, he now speaks without a filter and tells his relatives the truth. He ends up falling out with everyone except Ryad.