The "forgotten Clancy novel," SSN is a complete submarine warfare novel with maps, photos, and a special interview with Tom Clancy and former submarine commander Doug Littlejohns

America is at war! China has invaded the oil-rich Spratly islands. The American response has been swift - and deadly. And the Third World War has begun...

Captain Bartholomew Mackey is the skipper of the USS Cheyenne, a nuclear submarine that thas been dispached to the Spratlys to protect a carrier group. But in a few moments, the Cheyenne's mission - and the world - willchange, as a tense situation explodes into a full-scale war of nightmarish proportions.

SSN is a compelling blend of military fact and fiction - a submarine combat thriller complete with stirring plots and characters, perfectly accurate details, and the chilling knowledge that it really could happen...

Based upon the compter simulation game.