Story Structure — 5 Plot Phases
The Emerald Heist
The Bat murders Gideon Bell and steals the Favre Emeralds, leaving a warning for the police. The masked figure then travels to a country mansion rented by Cornelia Van Gorder, setting the stage for the mystery.
Key Events
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Emerald Theft & Murder — The Bat murders Gideon and steals the emeralds. Characters: Gideon Bell
Location: Unknown Location
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Bat's Arrival at Mansion — The Bat travels to the rented mansion. Location: Favre Mansion
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Maid Sets Bear Trap — Lizzie prepares a trap to catch the intruder. Characters: Lizzie Allen
Location: Mansion Grounds
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Conspiracy Formed — Richard and Dr. Wells plot to scare Cornelia away. Characters: Richard Fleming
Location: Mansion
Shadows in the Manor
New guests arrive, including Dale Ogden and the disguised Brooks Bailey. Richard Fleming is shot on the staircase, and Detective Anderson begins investigating the blueprint and hidden rooms.
Key Events
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Conspiracy Formed — Richard and Dr. Wells plot to scare Cornelia away. Characters: Richard Fleming
Location: Mansion
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Dale's Arrival — Dale arrives with the disguised Brooks. Characters: Dale Ogden, Brooks Bailey, Cornelia Van Gorder
Location: Mansion Entrance
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Gardener's Medical Quiz — Cornelia tests Brooks's knowledge of medical terms. Characters: Cornelia Van Gorder, Brooks Bailey
Location: Mansion Interior
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Richard's Shooting — Richard is shot on the staircase, Dale snatches a blueprint. Characters: Richard Fleming, Dale Ogden
Location: Staircase
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Blueprint Investigation — Anderson questions Dale about the blueprint and hidden rooms. Characters: Detective Anderson, Dale Ogden
Location: Mansion Hall
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Distress Call & Bat Shadow — A groaning call and bat shadow appear, later revealed as a moth. Characters: Detective Anderson, Cornelia Van Gorder, Lizzie Allen
Location: Garage
Unmasking the Deception
Suspicion falls on Dr. Wells as he investigates walls and knocks out a detective. Brooks's true identity as a bank robber is revealed, but Dale defends him. The group discovers a hidden ballroom.
Key Events
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Distress Call & Bat Shadow — A groaning call and bat shadow appear, later revealed as a moth. Characters: Detective Anderson, Cornelia Van Gorder, Lizzie Allen
Location: Garage
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Murder Recreation — Wells has Dale recreate the shooting to find clues. Characters: Dale Ogden
Location: Mansion Interior
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Brooks's True Identity — Brooks is revealed as the bank robber, but Dale defends him. Characters: Brooks Bailey, Detective Anderson, Dale Ogden
Location: Mansion Interior
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Wall Knocking & Ballroom — Wells finds a hidden ballroom behind a wall. Characters: Detective Anderson, Lizzie Allen
Location: Ballroom
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Butler's Lamp Trick — A floating shape is revealed to be the butler with a lamp. Characters: Detective Anderson, Lizzie Allen
Location: Ballroom
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Wells Attacks Detective — Wells knocks out the detective and hides his body. Location: Mansion Interior
The Bat's Trap
A beaten man arrives, and Brooks spots a figure on the roof. Dale finds a secret room behind a fireplace and is confronted by the Bat, who sets up a wire system to escape.
Key Events
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Wells Attacks Detective — Wells knocks out the detective and hides his body. Location: Mansion Interior
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Beaten Man's Arrival — A beaten, unidentified man enters the house. Characters: Detective Anderson
Location: Mansion Entrance
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Roof Figure Sighted — Brooks sees a figure in a hat on the roof. Characters: Brooks Bailey
Location: Mansion Exterior
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Hidden Room Discovery — Dale locates a secret room behind a fireplace. Characters: Dale Ogden
Location: Fireplace Area
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Bat Confronts Dale — The Bat demands the safe combination, Dale escapes. Characters: Dale Ogden
Location: Hidden Room
Final Revelation
The Bat flees outside but is caught in Lizzie's bear trap. The mask is removed to reveal a detective imposter, and the true detective arrives to explain the impersonation and resolve the case.
Key Events
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Bat's Wire Trap — The Bat sets up wires to cut the lights and escape. Location: Mansion Interior
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Bear Trap Capture — The Bat flees outside and is caught in Lizzie's trap. Characters: Lizzie Allen
Location: Mansion Exterior
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Mask Removal — The group removes the mask, revealing the detective imposter. Characters: Detective Anderson, Lizzie Allen, Cornelia Van Gorder
Location: Mansion Exterior
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Final Truth Revealed — The beaten man reveals he is the real detective, exposing the imposter. Characters: Detective Anderson
Location: Mansion Interior
A masked criminal who dresses like a giant bat terrorizes the guests at an old house rented by a mystery writer.