Inside Russia an anti-Western cabal organises co-ordinated terror strikes against the UK and the US using extremist groups, criminal gangs and 'Sleeper' Agents, culminating these with 'suitcase' nuclear weapons to explode in London, Washington, New York and Florida. A remnant of a damaged CD could hold vital clues - if it can be deciphered. . It takes the wizardry of Jack Stirling and Homer Talbot, computer experts to unravel the clues in the CD. But double-dealing and obstructions by top level politicians complicate the lethal mix. Can the locations of the suitcase nuclear bombs be found in time for them to be disarmed and World War 3 averted?