When the US president bows to commercial pressure to deregulate vital computer encryption codes, an unforeseen Pandora's Box is opened. Not only are the positions of the security forces undermined, but terrorist groups now have a potential back door into the nation's defence computers. And someone plans to use it. With several NATO leaders on board to mark its first deployment, a brand new nuclear submarine and its payload of missiles is targetted by a powerful terrorist group who plan to hijack it and demand the largest ransom in history. One man, Roger Gordian, CEO of America's largest computer company, understands the danger and also has the resources to try to act. Before it's too late ...