The police are notified that a cyclist has been assaulted. Seeing a young man force a woman into his car, he had tried to intervene and was shot. Anne is accused of murder, but the whole team know only too well that it's really a scheme engineered by Gimenez.

Julie Astié informs the police of her brother's disappearance. Apparently he had a date with his new girlfriend but fell into a trap. Meanwhile, the police try to untangle a case of attempted murder amongst firemen. As for Franklin, he's doing all he can to get Anne out of prison...

As Anne finds her imprisonment increasingly hard to bear, Vincent, her replacement, arouses suspicion and questions. Blanche and Lulu investigate a case of assault. Two thugs had stolen the bag belonging to a woman in her sixties, but she chased after them, knocked over their scooter and recovered her property...

Anne is waiting to be released. Sylvie Fabre, who has only recently passed her lieutenant's exam, is assaulted as she returns home. The attacker has stolen her police firearm and identity card. A suspect is arrested, but Blanch is unconvinced that he is really the guilty party...

A young footballer dies during a match, victim of an overdose of a drug illegally used to enhance performance. But why would this up-and-coming champion have been doping himself when he really didn't need to?