Following the events Jerry Mitchell encountered in Dangerous Ground, the pilot-turned-submarine officer is now a department head, the navigator, aboard USS Seawolf. Now on a mission deep in the Barents Sea, north of Russia, Seawolf explores the sea floor, part of a sophisticated reconnaissance plan that will watch the Russian navy as it trains for battle. Although well outside Russia's territorial waters, Seawolf is ambushed by Russia's newest submarine,...

Witnessing a torpedo attack on a Vietnamese merchant ship by a Chinese nuclear sub, USS North Dakota captain Jerry Mitchell helps to forge a tenuous new alliance with Western Pacific nations in a covert submarine campaign aimed at crippling China's economy and preventing a full-scale war.