Episode 1 (S04E01)

Scott and Stonebridge are savoring a well-earned break when they receive an urgent call back to duty following the death of a Section 20 operative who was chasing the notorious terrorist al-Zuhari in Beirut. Their investigation takes a thrilling turn as a fresh lead directs them to the dense jungles of Colombia, where they must track down an associate of al-Zuhari while navigating the dangerous landscape dominated by a formidable drug cartel.