A young woman is found dead in Perpignan. A link emerges with a past disappearance.
Flore is assaulted within her team, while the investigation into Palomyno intensifies.
A new disappearance disrupts the investigation while Palomyno, the main suspect, is in prison.
Year 2000. The arrival of a profiler complicates an investigation that has already stalled.
As the team discovers another body, the perpetrator's confession complicates the investigation.