Caught in a DEA sting in Seattle, Reardon tries to give himself up but it triggers a shootout. Although he never fired a shot DEA agent Williams is able to make it look like Reardon was responsible for both fatal shootings. As his partner and brother work out a plan to get him back to Canada. CSIS agent Mary Spalding has to deal with FBI agent Weathers as he hunts down Reardon while she attempts to determine the truth and protect her greatest intelligence asset.

To make matters worse the Disciples realize that in Reardon's absence a power play could be made so Ronnie must try to skillfully manoeuvre around the situation in order to keep them at bay.

Jimmy is facing murder charges, while Mary tries to uncover the truth of what actually happened in Seattle.

Jimmy struggles to keep it all together as Dante is nipping at his heels. Mary takes on the FBI.

Mary is asked to keep tabs on her lover, Jimmy lashes out at a double crossing drug supplier.

Jimmy does his best to squeak out of being extradited to face charges in the US. Mary finds herself contending with issues of Canadian sovereignty.

Facing imminent extradition and a rogue team of DEA kidnappers, Reardon must decide whether to flee the country. When Mary discovers that Reardon may be able to provide valuable intel on the financial workings of the Blackmire group, she races to convince the Attorney General to keep Reardon in Canada.

As the clandestine kidnapping plot grows deadlier, Reardon removes himself further from the weed industry and moves closer towards his goal of legitimacy. Mary receives pressure from the CIA to stop her investigation of the Blackmire group, while an imminent turf war forces her to persuade Reardon to split his eastern drug connections between two rival gangs.

When Mary learns of the CIA's interest in Blackmire, she recognizes an opportunity to use Reardon and Julianna and make CSIS a key player in the global intelligence game. A new gang of cutthroat Americans begins to infiltrate the Vancouver crime scene, suggesting the plot to kidnap Reardon is part of a much more sinister play.

Reardon meets with a rogue American crew suspected in the murders of both Phan and Dante's lieutenants. Meanwhile, Mary and Ted uncover evidence linking the Americans to a series of violent drug wars in Europe. When the CIA wants Julianna recruited for their own purposes, Mary devises a plan that will safeguard her as a CSIS informant.

Reardon gains the advantage against the Americans when he uncovers their connection to the DEA and unites the other suppliers in a boycott against them. Mary learns that Blackmire is a CIA front, but worries that releasing the information could be risky to her operation and career. Adding to her problems is a volatile Julianna, whose unpredictable behaviour continues to threaten the Blackmire investigation.

Reardon gains the advantage against the Americans when he uncovers their connection to the DEA and unites the other suppliers in a boycott against them. Mary learns that Blackmire is a CIA front, but worries that releasing the information could be risky to her operation and career. Adding to her problems is a volatile Julianna, whose unpredictable behaviour continues to threaten the Blackmire investigation.