A cover-up comes back to haunt Nick and Ben, pitting them against Gendron. Nick’s frustrations mount when Ben encroaches on his personal life.

Squad 19 is pulled into a big raid. Nick and Ben clash over a politically explosive DUI while Isabelle and Nick find common ground when Theo starts to act out.

An amber alert ripples through 19. After realizing he’s been shutting Audrey out, Nick makes a strong commitment to her. Ben continues to date Amelie without telling Nick, adding another stress to their partnership.

The squad is devastated when one of their own is brutally assaulted and left clinging to life, causing personal vendettas to collide with protocol in the aftermath.

In the climactic season finale, Nick receives devastating news, and struggles to contain his explosive response. A surprise visitor lands in Ben's life, forcing him to make some very hard decisions.

In the aftermath of the school shooting, the squad copes with the trauma as it affects them in ways they never expected.

After the arrest of a misunderstood homeless man and the retrieval of a runaway, Nick and Ben realize that not everyone can be saved.

The squad becomes involved in a feud with firemen; little mistakes cause consequences.

Amelie takes a chance on Ben, while Nick and Isabelle receive shocking news about Theo.

The hunt for the mole takes a dramatic shift when Nick is pulled off patrol.

An accidental death leads violent protesters to occupy an abandoned building.

After an accidental death, violent protesters occupy an abandoned building and the squad must clear them out.

With the mole on the run, a devastated squad turn on each other, and on themselves.

The squad waits for findings from a task force into Sergeant Houle’s case. Nick and Ben find themselves at the centre of the fractured squad, the only partnership that has endured. On the job, the squad face a horrific accident that puts multiple lives in danger.

Nick investigates his cousin's death and finds a possible witness.

When he tries to help Nick with his investigation, Ben gets in trouble with homicide.

A wannabe mobster has a tempting proposition for Nick.

The city cuts public sector pensions, pitting the squad against their own.

Ben returns home to Morin Heights when his father goes missing. Nick and Martine make a deal.

The squad returns to normal duty. Nick keep secrets as he pursues his cousin's killer.

Nick and Ben will be forever changed by a tragedy caused by a misunderstanding.

Nick and Ben discover the truth behind Amelia's death.