When a prominent Oxford historian is discovered murdered in his study, his estranged son becomes the primary suspect in a high-stakes investigation. Stephen finds himself trapped by circumstantial evidence, including his own fingerprints on the weapon, just as he faces disinheritance from the family estate. As the narrative unfolds, an aging police inspector must look beyond the immediate suspects in the manor house to uncover a long-buried secret. The investigation shifts from a domestic murder mystery to a complex puzzle involving a wartime relic, forcing the protagonist to confront the truth of his father's past to secure his own future.

This novel presents a traditional whodunit structure that leans heavily into the tropes of the classic British mystery genre. The narrative relies on the tension between the immediate domestic crisis and the historical weight of the wartime subplot to maintain momentum. Readers often note the author's focus on procedural detail and the methodical unraveling of secrets held by a cast of suspicious characters. The story functions as a puzzle-oriented mystery that prioritizes the mechanics of the investigation over psychological depth, appealing to those who enjoy structured, plot-driven crime fiction.