Lieutenant Commander Jeffrey Fuller and his crew aboard the ceramic-hulled nuclear submarine USS Challenger are tapped for a mission critical to winning the war. Together with a team of Navy SEALs and assisted by Boer freedom fighter Ilse Reebeck, Commander Fuller must stop a group of scientists who are putting together the ultimate biological weapon. If the mission succeeds, the bioweapon will be destroyed and the South African government crippled. But if it goes wrong, thousands of innocent people will die..