Georges Rivac is in big trouble. His London contact doesn't want his business and has never heard of Rivac's Czech client. And Rivac's chances of proving his innocence rapidly diminish when that client finally turns up - dead. Then Rivac meets Zia, the delectable Hungarian, whose job it was to watch the Czech's movements. And together they uncover a hornet's nest of espionage and treachery that send them running for their lives.