Season 4
In the fourth and final season, the squad faces an eruption of events that force them together in the face of tragedy. It is a season of personal growth and professional trials with beat partners Ben Chartier and Nick Barron and the rest of the cops in 19 fighting corruption and seeking revenge.
Swimming
Nick and Ben are set on taking down Inspector Elise Roberge in order to avenge the brutal murder of Nick's sister. Nick is first on the site of a horrific event with numerous casualties. Meanwhile, Ben and Audrey are implicated in a tragic accident.
Driveby
With the investigation of Elise Roberge over, Ben volunteers for surveillance duty. Ben and Audrey face the consequences of their accident. The squad ends up in the middle of a growing gang war.
Fishbowl
Ben's actions bring repercussions. Ben and Nick seek justice for a raped prostitute and encounter someone they both never thought they'd see again. A new officer joins 19. The squad finds out something disturbing about one of their own.
Labour Day
The squad escapes to a cottage for the weekend, where alcohol and the intimate setting lead to conflict.
Flowers
The patrollers of 19 struggle to find their footing. Nick realizes what he wants. Dulac loses control.
Sons
Ben faces consequences. Nick's new romance gets complicated. Dulac crosses a line; Audrey thinks about the future.
Wake
Ben's troubles become public, Nick faces a crisis and Dulac gets in over his head.
Tomorrow
The squad works during a full moon. Suarez and Beatrice receive unexpected news. The squad works to prevent a tragedy.