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Summoned by the Russians, Verloc is given a mission to orchestrate a bombing that can be blamed on the anarchists and provoke a political crackdown by the British.

After recruiting Winnie's younger brother Stevie to help him in his plot, Verloc goes with the boy to Michaelis' country home.

As the authorities struggle to make sense of the rationale behind the Greenwich attack, Chief Inspector Heat moves to arrest Verloc.