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

Gray gets threatened by American-based mobsters to assist them in smuggling their "goods" to Canada while he suffers from relationship problems from his superiors and from Liz. Layla and Dougie are taken hostage by the mobsters while a Turcott Solutions-led tactical team led by Mannering investigates the case with their manpower covertly.