Plot Analysis Summary
An invisible fugitive turns desperation into an ambition for scientific, personal, and political control.
Story Structure — 5 Plot Phases
Rumors in the Troubled Town
Griffin recruits Marvel and sends him toward Iping under threat and promise. Reports of an invisible attacker create an atmosphere of suspicion before Marvel reaches the pub.
Key Events
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Griffin Recruits Marvel — Griffin recruits Marvel with promises of power and prosperity, but threatens consequences for betrayal. Characters: Griffin, Marvel
Location: Unknown meeting place
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Rumors Reach Iping — Rumors spread that an invisible man attacked a constable, though many people dismiss the story. Characters: Griffin, Marvel
Location: Iping
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Marvel Enters the Pub — Marvel arrives carrying books and behaves like a suspicious drifter. Characters: Marvel
Location: Iping pub
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The Unseen Presence — Marvel is confronted by an unseen presence inside the pub. Characters: Marvel
Location: Iping pub
The Fugitive Seeks Help
Griffin reveals himself to Adeline and explains his failed attempt to restore his body. Adeline's financial crisis makes his request for help more complicated.
Key Events
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Griffin Reveals Himself — Griffin encounters Adeline, reveals his identity, and begs her for help. Characters: Griffin, Adeline
Location: Iping
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Household Financial Crisis — Adeline faces financial hardship and sells valuable possessions while Margaret worries about the household. Characters: Adeline, Margaret
Location: Adeline's household
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The Failed Restoration — Griffin explains that he came to Iping seeking restoration after a promised cure was betrayed. Characters: Griffin, Adeline
Location: Iping
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A Dangerous Advantage — Griffin describes invisibility as a possible source of extraordinary influence despite his isolation. Characters: Griffin, Adeline
Location: Iping
The Journal Struggle
Adeline and Griffin's shared history leads to the scientific journals connected with invisibility. Marvel's theft triggers a violent struggle, an arrest, and an investigation.
Key Events
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University Connection Restored — Adeline and Griffin reconnect through their shared university history. Characters: Griffin, Adeline
Location: Iping
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The Scientific Journals — Adeline discovers Griffin is searching for journals linked to the secret of invisibility. Characters: Griffin, Adeline
Location: Adeline's household
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Marvel Steals a Journal — Marvel steals a journal, forcing Adeline to risk herself to recover it. Characters: Marvel, Adeline
Location: Adeline's household
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Violence in the Struggle — An unseen figure intervenes during the struggle, and a violent brawl leaves two men dead. Characters: Griffin, Marvel, Adeline
Location: Adeline's household
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Marvel Is Arrested — Marvel is arrested and insists that the invisible man caused the chaos. Characters: Marvel, Inspector Adye
Location: Iping
The Cipher and the Cure
Inspector Adye examines the journal and finds a coded text requiring a seven-letter keyword. Griffin meanwhile recovers the journals and tests a dangerous possible cure.
Key Events
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Adye Examines the Journal — Inspector Adye questions Adeline and examines the journal containing ominous headings and coded text. Characters: Inspector Adye, Adeline, Marvel
Location: Iping
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The Seven-Letter Cipher — The cipher appears to require a seven-letter keyword, but neither Adye nor Marvel can decipher it. Characters: Inspector Adye, Marvel, Adeline
Location: Iping
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Adeline Explains the Journal — Adeline admits that the journal belonged to her late husband and that she sought to recover it. Characters: Adeline, Inspector Adye
Location: Iping
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Griffin Claims New Power — Griffin tells Adeline that invisibility is a source of power and asks her to become his partner. Characters: Griffin, Adeline
Location: Iping
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The Poisonous Formula — Griffin has recovered the journals and tested a possible cure, but the formula remains a slow poison. Characters: Griffin, Adeline
Location: Iping
An Invisible Political Age
Griffin reframes invisibility as a source of power and demands Adeline's partnership. He uses her proposal as part of a plan to control Port Burdock before the council vote.
Key Events
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The Poisonous Formula — Griffin has recovered the journals and tested a possible cure, but the formula remains a slow poison. Characters: Griffin, Adeline
Location: Iping
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Control of Port Burdock — Griffin plans to control Port Burdock through Adeline's proposal and declares a new age. Characters: Griffin, Adeline
Location: Port Burdock
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Before the Council Vote — Mayor Edeson arrives before the vote; Adeline tries to speak with him while Griffin insists the proposal will pass. Characters: Adeline, Griffin, Mayor Edeson
Location: Port Burdock