Flore confronts the perpetrator, who confesses to two of the murders after sixteen years.

As the team discovers a new body, that of Nora, the suspect's confession disrupts the investigation.

In 2000, the arrival of a profiler complicates an investigation that is already at a standstill.

A new disappearance disrupts the investigation while Palomyno, the main suspect, remains in prison.

Flore is assaulted within her team, while the investigation into Palomyno intensifies.

A young woman is found dead in Perpignan. A connection emerges with a past disappearance.