Police commissioner Herville is found dead in the 13th arrondissement of Paris.

Gilou agrees to work with Laure again; Edelman works to get Josephine out of prison.

Stolen banknotes lead the team to a nearby housing project.

Laure follows the drug traffickers’ courier to a warehouse in Aubervilliers.

Gilou and Laure make a breakthrough arrest; Edelman presses for a crime scene reconstruction.

Out of prison, Josephine tries to pick up the pieces of her personal and professional life.

Laure is increasingly concerned about Lebrion's interference; Josephine begins to suspect Edelman.

Roban falls into a trap; Beckriche's loyalty to his former boss is put to the test.

Laure and Gilou make a rogue decision to reactivate the money-laundering operation.

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Tintin is torn between his loyalties to his former colleagues and his new job.

As the police close in, Josephine intervenes in the investigation.