Story Structure — 4 Plot Phases
Defection and Secret Work
Boris Turganev defects to the West and is employed by the UK Government at a secret scientific establishment. He continues his neutron-ray research there.
Key Events
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Turganev Defects West — Russian nuclear scientist Boris Turganev defects from an unnamed country to the West. Characters: Boris Turganev
Location: Unnamed country to the West
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Government Employment — The UK Government employs Turganev at a top-secret scientific establishment. Characters: Boris Turganev
Location: United Kingdom
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Neutron-Ray Research — Turganev continues his work on neutron rays at the secret facility. Characters: Boris Turganev
Location: Top-secret scientific establishment
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Meeting Paul Skelton — Turganev is introduced to wealthy local man Paul Skelton. Characters: Boris Turganev, Paul Skelton
Location: Unspecified location
The Chessboard Cover
Turganev meets Paul Skelton, and the two identify themselves as spies. Their private chess games provide cover for Turganev to pass information to Skelton, while colleagues become suspicious.
Key Events
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Meeting Paul Skelton — Turganev is introduced to wealthy local man Paul Skelton. Characters: Boris Turganev, Paul Skelton
Location: Unspecified location
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Mutual Spy Claims — Turganev and Skelton identify themselves to each other as spies. Characters: Boris Turganev, Paul Skelton
Location: Unspecified location
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Colleagues Grow Suspicious — Turganev's colleagues suspect he is stealing secrets for the communists. Characters: Boris Turganev
Location: Top-secret scientific establishment
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Chess Conceals Exchanges — Turganev passes information to Skelton under cover of private chess games. Characters: Boris Turganev, Paul Skelton
Location: Unspecified location
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Secret Document Passed — Turganev passes Skelton a secret document during their covert exchanges. Characters: Boris Turganev, Paul Skelton
Location: Unspecified location
Arrest and Sentence
British Intelligence arrests Turganev and Skelton, and both are tried and given long prison terms. Doubts arise when a colleague notices that the passed document was altered and would not work.
Key Events
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Secret Document Passed — Turganev passes Skelton a secret document during their covert exchanges. Characters: Boris Turganev, Paul Skelton
Location: Unspecified location
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Intelligence Arrests Them — British Intelligence arrests Turganev and Skelton. Characters: Boris Turganev, Paul Skelton
Location: Unspecified location
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Trial and Sentencing — Turganev and Skelton are tried and sentenced to long prison terms. Characters: Boris Turganev, Paul Skelton
Location: Court
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Document Raises Doubts — A colleague questions why the document Turganev passed was altered and would not work. Characters: Boris Turganev
Location: Unspecified location
The Hidden Operation
The altered document points to the truth: Turganev has been working for British Intelligence to expose Skelton's spy ring. An escape is engineered so Turganev can return to his own country with his cover intact and continue his work for the British.
Key Events
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Turganev's Cover Revealed — It is revealed that Turganev worked for British Intelligence and used altered information to expose Skelton's spy ring. Characters: Boris Turganev, Paul Skelton
Location: Unspecified location
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Escape Is Arranged — An escape from prison is engineered for Turganev. Characters: Boris Turganev
Location: Prison
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Return to His Country — Turganev returns to his own country with his cover intact. Characters: Boris Turganev
Location: Turganev's own country
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British Work Continues — Turganev is positioned to continue his activities for British Intelligence. Characters: Boris Turganev
Location: Turganev's own country