A K.G.B. agent is sent to England to receive secret items from couriers, while a British spy catcher is reassigned to oversee airports and ports after disobeying orders. When a courier's death sparks suspicion of an atomic bomb plot, the spy catcher must navigate bureaucratic obstacles to uncover the truth, while back in the U.S.S.R., the agent's boss investigates the Chairman's motives behind the secret mission.
The Fourth Protocol
A British agent foils a Russian plot to detonate a nuclear bomb near an American base in the UK, saving the strong alliance between the two nations from destruction.
