Lejeune’s Patient Investigation
The Pale HorseLejeune’s quiet police work turns fragile witness statements and apparent coincidences into a case against a hidden killer.
increasing
Bearing strength in each event
decreasing
The Paper in the Shoe

A Careful First Assessment
The Motive Is Unclear
Lejeune learns that Father Gorman’s pockets were disturbed but that a list of names survived in his shoe. He considers robbery, personal revenge, and the possibility that the priest had recorded something important.
Rather than settle on a theory, he asks what the evidence can support. His restraint distinguishes investigative suspicion from proof.
The Chemist’s Story

A Witness Worth Testing
Precision Raises Questions
Osborne gives Lejeune a detailed account of the man he claims followed Father Gorman. The description is unusually exact for a foggy street, including a prominent nose and Adam’s apple.
Lejeune recognizes both the potential value and the potential danger of such confidence. He asks whether the witness can identify the man again instead of treating vividness as accuracy.
The Venables Complication

An Impossible Identification
Medical Evidence and Doubt
Osborne names Mr Venables, whose striking appearance matches the description. Yet Venables is believed to be paralyzed by polio, making him an impossible candidate for the walking follower.
Lejeune checks the medical evidence but does not simply forget Osborne. The certainty of the identification and the witness’s eagerness to matter remain reasons to look more closely.
The Poison Pattern

A Case Gains a Mechanism
Connecting the Interviews
Lejeune listens as Mark links hair loss, the victims’ varied diagnoses, and Ginger’s illness to thallium. Eileen Brandon’s account then supplies the connection between target households and consumer-survey visits.
The police can now test physical evidence and reconstruct access. The approach changes the case from an unprovable tale of remote death into an investigation of poisoning and substituted products.
The Trap at Priors Court

Turning Suspicion Into a Confession
Evidence and Performance
Lejeune stages a confrontation at Priors Court that allows Osborne to believe he is still watching a case against Venables. He then reveals the planted poison and identifies Osborne as the follower and killer.
The police have used the suspect’s own false story to provoke a response. Osborne’s rage and boasting help complete the arrest, while Lejeune’s earlier caution gives the performance its force.
The day Father Gorman’s body is examined
During the inquiry in Paddington
After Osborne identifies Venables at Much Deeping
After Mark identifies thallium poisoning
Three weeks after the poisoning revelation