Story Structure — 5 Plot Phases
An Alibi in Motion
Alec plans to kill Edward and rehearses a timed route between rooms. He conceals his intimacy with Sylvia from Judith and recruits Sir Randolph as a witness.
Key Events
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Alec Plans Edward's Murder — Alec plans to kill Edward, who intends to disinherit him. Characters: Alec Albion, Edward Hale
Location: Alec's apartment
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Alec Times the Route — Alec times his movement between rooms using a particular record. Characters: Alec Albion
Location: Alec's apartment
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Sylvia Visits Alec — Sylvia visits Alec, with whom she is on intimate terms. Characters: Alec Albion, Sylvia Eaton
Location: Alec's apartment
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Judith Questions the Visit — Judith sees Sylvia nearby; Alec claims she came to the wrong door. Characters: Alec Albion, Judith Albion, Sylvia Eaton
Location: Alec's flat
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Alec Invites the Commissioner — Alec arranges for Sir Randolph to be present as an alibi witness. Characters: Alec Albion, Sir Randolph Towle
Location: Alec's apartment
The Vanishing Bullet
Alec stages the supposed murder while Sir Randolph is present. The missing bullet and the brief interval away from the room complicate the investigation, while Alec adds Judith's hidden shorthand to his alibi.
Key Events
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Edward Seen on Balcony — At Alec's prompting, Sir Randolph confirms Edward is on his balcony. Characters: Alec Albion, Sir Randolph Towle, Edward Hale
Location: Alec's apartment and Edward's balcony
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The Record Masks the Shot — Alec plays the record loudly and leaves the room briefly to commit the murder. Characters: Alec Albion, Sir Randolph Towle
Location: Alec's apartment
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The Body Is Found — The maid finds the body; the plot identifies Edward as the presumed victim. Characters: Edward Hale
Location: Edward's flat
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No Bullet Is Found — The police surgeon finds no bullet, and the short interval supports Alec's alibi. Characters: Alec Albion, Sir Randolph Towle, Inspector Ashley
Location: Edward's flat
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Judith's Hidden Testimony — Alec reveals Judith was hidden in a cupboard taking shorthand during the conversation. Characters: Alec Albion, Judith Albion, Sir Randolph Towle
Location: Alec's apartment
A Motive and an Acquittal
Edward's planned will supplies a motive, but Sir Randolph pushes to charge Alec over Inspector Ashley's objections. Alec is acquitted and leaves court free.
Key Events
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The Will Motive Emerges — Edward's friend and lawyer says Edward planned to disinherit Alec. Characters: Alec Albion, Edward Hale
Location: Police investigation
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Commissioner Orders Charges — Sir Randolph insists Alec be charged despite Ashley's wish for more investigation. Characters: Sir Randolph Towle, Inspector Ashley, Alec Albion
Location: Police investigation
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Alec Is Acquitted — Alec is found not guilty and leaves court free. Characters: Alec Albion
Location: Court
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Judith Sees Sylvia Again — Judith sees Alec with Sylvia again and becomes anxious. Characters: Alec Albion, Judith Albion, Sylvia Eaton
Location: Unspecified
The Ice-Bullet Confession
Alec plans to abandon Judith for Sylvia, then gathers witnesses to boast about his method. He explains that an ice bullet melted, believing his acquittal makes the confession harmless.
Key Events
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Judith Sees Sylvia Again — Judith sees Alec with Sylvia again and becomes anxious. Characters: Alec Albion, Judith Albion, Sylvia Eaton
Location: Unspecified
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Alec Plans to Leave — Alec sends Judith away and arranges to leave with Sylvia. Characters: Alec Albion, Judith Albion, Sylvia Eaton
Location: Alec's flat
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Alec Recreates the Murder — Alec explains that a melting ice bullet made the murder weapon disappear. Characters: Alec Albion, Sir Randolph Towle, Inspector Ashley, Judith Albion
Location: Alec's flat
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Edward Appears Alive — Edward appears on the balcony and explains his twin had used his flat. Characters: Alec Albion, Edward Hale, Sir Randolph Towle, Inspector Ashley, Judith Albion
Location: Alec's flat
The Victim Returns
Edward appears alive and explains that his twin had used the flat. Alec threatens the assembled group, but Judith wounds him and he is caught after fleeing.
Key Events
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Edward Appears Alive — Edward appears on the balcony and explains his twin had used his flat. Characters: Alec Albion, Edward Hale, Sir Randolph Towle, Inspector Ashley, Judith Albion
Location: Alec's flat
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Alec Threatens the Group — Alec threatens those assembled and orders Judith to hold them while he escapes. Characters: Alec Albion, Judith Albion, Sir Randolph Towle, Inspector Ashley, Edward Hale
Location: Alec's flat
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Judith Wounds Alec — Judith realizes Alec used her and fires, wounding him slightly. Characters: Alec Albion, Judith Albion
Location: Alec's flat
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Police Catch Alec — Alec runs from the flat and is caught by pursuing police; Judith asks if he has a message for Sylvia. Characters: Alec Albion, Judith Albion, Inspector Ashley
Location: The flats and nearby streets