A Soviet submarine captain makes the desperate choice to flee to the West, piloting an advanced vessel equipped with revolutionary silent propulsion technology that sets it apart from conventional naval craft. The operation unfolds across two interconnected phases: first, the commander must navigate treacherous waters while evading pursuit from the Soviet Navy and dodging minefields designed to thwart escape; then, success in the rendezvous segment hinges directly on how skillfully the player executed the initial getaway. With each obstacle cleared and enemy vessel avoided, the path to safety becomes more achievable, though a faltering escape dramatically complicates the final objective of reaching the designated meeting point.