A manhunt is underway to catch the killer of the West. Sergeant St-Gelais absolutely wants to find him. Joachim Dufour is the victim of bullying and asks Léo and Inès for advice.

Léo and Lapointe meet Daniel Raynaud in prison, the latter freezes them. Joachim no longer feels targeted by just one police officer, but by the entire police department. Me Legrand goes dangerously too far in his demands of Jessica.