Mordon Research Centre is not a pretty place with its barbed wire and Doberman Pinschers Past the high voltage wire and bare ground, you can see the outline of the laboratories, but the only way in is by the main gate Behind the locked doors of 'E' block a scientist lies alone and dead, and a new toxin of frightening virulence has disappeared Pierre Cavell and his wife Mary return to Mordon, and the tension mounts as they embark on a chase over a lonely road at night, building to a terrifying climax high over London