Three American soldiers plunge into the Niagara River and swim to Canada. Deserters, refusing to return to Iraq under the U.S.'s stop loss? policy, they seek refugee status in Canada. Major Mike Kessler and his Immigration and Customs Security (ICS) Squad are forced to deal with the fallout -- from Canadian anti-war protesters to an incensed American four-star general. One of the soldiers has a psychotic breakdown forcing Major Kessler to face his worst nightmare. Written by CBC

A deadly assassin shows up in Toronto, drawing ICS into a web of international political intrigue.

MI6 horns in on the ICS investigation of tainted heroin and an African drug smuggling ring.

The Premier of Quebec feels threatened and ICS follows the trail of a former FLQ bomber to a small town straddling the Canadian/US border.

An eco-terrorist sabotages an Alberta pumping station and Gray and Layla must untangle an international corporate espionage scheme.

Counterfeit pharmaceuticals kill an American rock star. ICS searches for the Canadian link but Bianca LaGarda takes matters into her own hands.

While tracking a fundamentalist Christian sect moving child brides across the border, Gray meets his match.

Maggie becomes personally invested in the plight of two young Filipino children, victims of a human trafficking scheme.

Kessler suspects the Canadian military is complicit in the cover-up of a scheme to smuggling cheap Afghan heroin into the country.

The frozen body of a Russian man is found in a railway car triggers an ICS investigating of the smuggling of blood diamonds via the Canadian north.

ICS face escalating gang violence when a U.K. Tamil gang member enters the country for his son's life-saving surgery.

As international leaders debate Arctic sovereignty, Kessler and ICS fight to rescue a Canadian submarine crew trapped under the polar ice.

The elite Immigration and Customs Security Squad (ICS) takes on the toughest security cases ranging from terrorist infiltrations and cross-border police actions, to trafficking in everything from enriched uranium to abducted children.