Luc discovers that Dominik stole the drug shipment and has been selling them via the prostitutes. Valentina defends her son and insists that Luc stays on her side. Lucky visits his sister. Bianca and Luc investigate the threats made to Lucky, and set a trap to catch Dominik and Toni.

Elsa and Luc suspect that Carla is behind the drug shipment's disappearance. Protesting her innocence, Carla reveals significant information about drug dealings at the "Grand Huit" café, which Luc passes on to Elsa. Grace tells Bianca that Dominik tried to kill her. Bianca demands an explanation from Dominik.

Cojocaru locates Luc's service weapon in Manscheid lake and returns it to him. Luc must confront his inner turmoil. Elsa and Toni monitor the prostitutes at the station, but Toni seems to have other plans in mind. Luc takes Lucky in, and Bianca finds Grace's address.

Capitani comes under scrutiny for a long-ago mistake, while a hidden letter, a secret phone and a distressed father help to blow the case wide open.

Valentina takes over Gibbes' business, and thanks Luc for sorting the problem with the Nigerian dealer. Elsa observes that the drug traffic is continuing to operate. Bianca wonders where her former friends are getting their cash flow from. An injured Lucky seeks to return to the city. Luc and Elsa talk for the first time.

Capitani searches for clues near the crime scene, and Elsa hatches a plan to retrieve evidence from Jenny's school — and slips away for an appointment.

As the police track the drug operation, Capitani forces Manon's hand. The soldiers hit a delivery snag, and Mick betrays his feelings about Jenny.

Capitani reveals he is working as an undercover police officer for Pascale Cojocaru, which enabled him to walk free from prison. Luc and Elsa share information on the murders. Bianca informs Luc of underage prostitutes working at a cabaret club in the city. Lucky struggles to get hold of his sister.

Capitani enlists local police officer Elsa Ley to help him investigate how a 15-year-old girl ended up dead in the forest surrounding her village.

Arthur is found dead, while the drug shipment has disappeared. Lucky is imprisoned by Queen as he represents a risk to the operation. Valentina forces Gibbes to withdraw from the business. Cojucaru is unsuccessful in securing Luc's full release, although he has earned her trust. Luc decides to work for Valentina.

Luc discovers his former lover Carla Pereira is supplying the Nigerians with drugs. She asks him to leave her alone. Elsa and Toni spend the night together but try to continue working together. Luc seeks assistance from his sister Jeanne, but the siblings' relationship has been rocky since the death of their father. Pascale Cojocaru realises that something is hindering Luc's release.

New evidence unravels a witness statement, Capitani loses patience during an interrogation, and Elsa finds her personal life in conflict with her job.

As rumors about the latest developments fly around the village, Capitani sifts through shaky alibis, lies and local political drama.

Leaked information leads to an act of vengeance, an incident from Capitani's past causes trouble, and Elsa's inquiries hit worryingly close to home.