Pelletier goes on vacation, unaware that it will quickly turn into a tragedy. He has rented his friend François's chalet. The reunion is warm and involves plenty of drinking. Pelletier is happy to see Flavie and Clara, François's daughters, again.

With Captain Duquette's agreement, Pelletier investigates with Sergeant Évelyne Dumoulin.

Pelletier and Évelyne discover concrete evidence that gives a new angle to the investigation.