Accompanied by crime scene technicians, Renaud analyzes the room of supremacists. A first suspect is questioned by Pelletier for the murder of Marilou. Renaud is unable to stay away despite the good advice of his colleagues. Stéphanie pile on her pride by asking Pauline for information on the lawyer who defends Adam and the group of supremacists named La Garde on which she had assembled an important file for a report.