When the CIA calls, the All Stars answer. The team is tasked with sabotaging a drug-smuggling boat before it can make its shipment. With mission success hanging in the balance, the All Stars take their training up a notch, starting with a lesson in maritime navigation. From there, the contestants practice their tactical cast and turtleback swimming, but things take a turn when the contestants partake in a mile race against the current. Who will win and prove their water proficiency?