The sudden, violent death of Raymond Mason compels Chief Inspector Henry Tibbett to navigate the complex social dynamics of the esteemed Manciple family to uncover the truth. Tibbett must reconcile the outward respectability of the household with the hidden animosities that likely fueled the crime. As he probes the family's private affairs, he faces the challenge of identifying a killer who is well-versed in maintaining appearances. The narrative follows a traditional investigative framework, focusing on the methodical collection of clues and the psychological unraveling of the suspects.

This work is characteristic of the mid-century British detective novel, emphasizing the intellectual puzzle over visceral thrills. The narrative relies on the established tropes of the genre, where the detective serves as a calm, analytical observer amidst a cast of complex, often duplicitous characters. Readers typically approach this title for its focus on social nuance and the methodical deconstruction of a crime within a confined setting. The writing style suggests a preference for wit and observation, aligning with the conventions of the era's mystery fiction.