Partners in Crime

Tommy's cover is blown, and the violent criminal gang give him a job to do. Tuppence comes to his aid as they try to prevent an assassination.

The British Secret Service enlists Tommy and Tuppence's help again to find a Soviet agent and a kidnapped scientist.

Tommy and Tuppence turn their attention to their fellow occupants of Sans Souci to find N, the probable nuclear bomb thief.

Still none the wiser as to the identity of Soviet agent 'N', Tommy and Tuppence must come up with their most ambitious and risky plan yet in order to protect the lives of British citizens.