Story Structure — 5 Plot Phases
The Invention Under Siege
James Houghland develops an instant television transmission process and refuses to sell it to television companies. Their agents consequently seek other ways to obtain the invention.
Key Events
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New Television Process — Houghland develops a method for sending television signals instantly worldwide. Characters: James Houghland
Location: Houghland's laboratory
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Companies Seek The Process — Television companies send agents to obtain Houghland's invention. Characters: James Houghland
Location: Houghland's laboratory
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Houghland Refuses To Sell — Houghland refuses to sell the process to television companies. Characters: James Houghland
Location: Houghland's laboratory
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Agents Pursue The Invention — Outside agents continue trying to acquire the invention by any means. Characters: James Houghland
Location: Houghland's mansion
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Assistant Becomes Suspect — Arthur is suspected of accepting a large bribe to spy for industry. Characters: James Houghland, Arthur Perry
Location: Houghland's mansion
Death During The Broadcast
Houghland prepares an initial broadcast to demonstrate his invention. He is mysteriously murdered in the middle of the demonstration, turning the mansion into a crime scene.
Key Events
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Broadcast Preparations — Houghland prepares to demonstrate his invention during its initial broadcast. Characters: James Houghland, Arthur Perry
Location: Houghland's mansion
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Initial Broadcast Begins — Houghland begins the public demonstration of his instant television process. Characters: James Houghland, Arthur Perry
Location: Houghland's mansion
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Houghland Is Murdered — Houghland is mysteriously murdered in the middle of the demonstration. Characters: James Houghland, Arthur Perry
Location: Houghland's mansion
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Mansion Sealed Off — The mansion is sealed while Nelson begins examining the suspects. Characters: Police Chief Nelson, Arthur Perry
Location: Houghland's mansion
Suspects Behind Sealed Doors
Police Chief Nelson seals the mansion and investigates the many suspects present. Arthur Perry's alleged bribe makes him a leading suspect, while an unidentified intruder repeatedly tries to enter.
Key Events
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Nelson Leads Inquiry — Nelson investigates the many suspects present after Houghland's death. Characters: Police Chief Nelson, Arthur Perry
Location: Houghland's mansion
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Arthur Becomes Leading Suspect — Arthur's alleged bribe and spying mission place him among the leading suspects. Characters: Police Chief Nelson, Arthur Perry
Location: Houghland's mansion
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Intruder Challenges The Seal — An unidentified man repeatedly tries to enter the sealed mansion. Characters: Police Chief Nelson
Location: Houghland's mansion entrance
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Intruder Is Ejected — The unidentified man is repeatedly expelled while insisting he has business there. Characters: Police Chief Nelson
Location: Houghland's mansion entrance
A Second Body
Arthur Perry is found stabbed to death, disrupting the investigation and creating another murder mystery. The revelation that he was a dishonest twin further complicates the case.
Key Events
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Arthur Is Found Stabbed — Arthur is found stabbed to death, disrupting the original investigation. Characters: Police Chief Nelson, Arthur Perry
Location: Houghland's mansion
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Second Murder Complicates Case — Arthur's death creates a second murder within the sealed investigation. Characters: Police Chief Nelson, Arthur Perry
Location: Houghland's mansion
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Dishonest Twin Revelation — Arthur is revealed to have been the dishonest twin of an FBI investigator. Characters: Arthur Perry, Police Chief Nelson
Location: Houghland's mansion
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FBI Investigator Appears — The FBI investigator appears and frightens the women present. Characters: Police Chief Nelson
Location: Houghland's mansion
Science Reveals The Killer
An FBI investigator explains the scientific method used in the murder. Stolen blueprints found in the guilty party's wallet provide the decisive evidence.
Key Events
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FBI Investigator Appears — The FBI investigator appears and frightens the women present. Characters: Police Chief Nelson
Location: Houghland's mansion
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Scientific Murder Method Explained — The FBI investigator explains the scientific method used to commit the murder. Characters: Police Chief Nelson
Location: Houghland's mansion
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Blueprints Found In Wallet — Stolen invention blueprints are found in the guilty party's wallet. Characters: Police Chief Nelson
Location: Houghland's mansion
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Murder Mystery Resolved — The scientific explanation and stolen blueprints identify the guilty party. Characters: Police Chief Nelson, James Houghland, Arthur Perry
Location: Houghland's mansion