When an elite Russian Nuclear Submarine carrying a doomsday weapon is hijacked, a submarine demolitions expert and the USS Springfield are deployed to obliterate the terrorists' plan, and the sub, in a frantic race against time.

US Navy medical officer Jake Fuller is detailed for a goodwill visit aboard a Russian submarine. But he and his companion, Lt. Swain, end up alone among terrorists, who have taken over the submarine and threaten to fire its nuclear weapons.—Wilhelm Noeker <wnoeker@t-online.de>

A former seal, turned medical officer, is sent on assignment aboard a Russian submarine that's supposed to be part of a joint training exercise. The submarine is taken over by Russian terrorists prior. Included on the submarine is a new nuclear weapon.