As the world prepares to enter the year 2000, the investigation stalls, plunging the team into doubt. To assist them, a controversial profiler is sent from Paris. However, his extravagant theories complicate the investigators' work even further, sowing discord and distress within the team. Flore, weakened by a recent assault, channels her anger and throws herself fully into the case. Meanwhile, Tatiana’s family fluctuates between hope and despair. Vidal grows increasingly distant from his wife and daughter. (thetvdb.com)