Derived from the super-science school, this tells of the mysterious Atomsk, hidden in Siberia, reported to be a threat to the world. It is up to top-spy, Dugan, to penetrate its secrets and let his activities be known to the Russians to quiet them down, and return alive. Three men have died, but Dugan, master of all fine points of espionage, does the job with bells on. Snappy, fast moving and fast thinking thriller.