"Both London and Washington are severely disrupted when an intrusion is made into those telecommunications systems that support the transport infrastructures of both cities. £1 billion is the demand made to avoid further intrusion into other major security systems, including the military.
Dan Mitchell and his two colleagues, the French agent Giselle Rimrod and his counterpart from the USSR, Andri Alekseev, are given the task of tracking down the perpetrator, a man who refers to himself as Cyber Nightmare."