Story Structure — 5 Plot Phases
The First Leeds Murder
The season opens with a murder in Leeds and a police investigation that struggles to identify the killer. A desperate mother faces a difficult decision as the case begins.
Key Events
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Leeds Murder Investigation Begins — Police struggle to catch the killer after a woman is murdered in Leeds.
Location: Leeds
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A Mother Faces a Choice — A desperate mother is forced to make a difficult decision.
Location: Unspecified
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Linked Murders Emerge — Further linked murders raise the prospect that a multiple murderer is at large.
Location: Leeds
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Survivor Testimony — The testimony of a survivor offers the investigation a possible way to make progress.
Location: Unspecified
A Wider Pattern
Further linked murders suggest that a multiple murderer is at large. Survivor testimony offers a possible breakthrough while the investigation expands beyond Leeds.
Key Events
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Investigation Reaches Bradford — The investigation spreads to Bradford after another young woman is murdered.
Location: Bradford
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Undercover Assignment — A female police officer is tasked with dangerous undercover work.
Location: Unspecified
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Another Attack Survived — Another woman survives an attack, giving detectives hope that they may find the perpetrator.
Location: Leeds
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Driver Becomes Suspect — A driver in Leeds emerges as a prime suspect in the investigation.
Location: Leeds
Suspects and Old Cases
The investigation reaches Bradford, dangerous undercover work is undertaken, and a Leeds driver becomes a prime suspect. Police also revisit historic attacks to identify further victims.
Key Events
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Historic Attacks Revisited — Police revisit historic attacks in the hope of identifying further victims.
Location: West Yorkshire
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Further Victims Considered — The review of historic attacks broadens the possible scope of the case.
Location: West Yorkshire
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Killer Letter Arrives — George Oldfield is fired up by the arrival of a letter from the killer.
Location: Unspecified
Public Pressure
A letter from the killer intensifies the investigation and prompts a major public appeal. At the same time, detectives begin to express concerns about how the case is being handled.
Key Events
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Investigation Intensifies — The killer's letter increases the urgency surrounding the investigation.
Location: West Yorkshire
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Public Appeal Launched — West Yorkshire Police launch a huge public appeal to help root out the killer.
Location: West Yorkshire
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Concerns Within Police — Some detectives begin to voice concerns about the investigation.
Location: West Yorkshire
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Pressure Mounts — The public appeal and internal concerns expose increasing pressure on the investigation.
Location: West Yorkshire
Capture and Reckoning
A chance arrest finally leads to the killer's capture. The trial's aftermath exposes the failures of the investigation and provides the season's final reckoning.
Key Events
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Chance Arrest — A chance arrest changes the course of the case.
Location: Unspecified
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Killer Finally Caught — The killer is finally caught after the chance arrest.
Location: Unspecified
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Investigation Failures Laid Bare — The failures of the investigation are laid bare after the killer is caught.
Location: West Yorkshire
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Trial Aftermath — The consequences of the investigation are examined in the wake of the trial.
Location: Unspecified
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Failures Remain in Focus — The season closes with the investigation's failures remaining central after the trial.
Location: West Yorkshire