A gripping spy detective story tells about the work of Soviet counterintelligence agents who are trying, at any cost, to thwart the CIA’s plans for the recently independent African state of Nagonia, which the Soviet Union provides economic assistance to.
An anonymous letter arrives at the KGB stating that American special services are recruiting a Soviet specialist working in Luısburg—the capital of the young state. A leak of important information known to this person could accelerate an American military invasion and ruin the gains of the liberation movement.