Inspector Coffin initiates a search for a missing man who specialized in tracking the city's most violent crimes, only to find himself entangled in the dark secrets of Murder Street. Coffin must navigate the volatile social landscape of the street, where violence is a constant, to uncover the truth behind the disappearance. He faces resistance from local residents who are accustomed to silence and a web of deceit that complicates his investigation. The narrative follows a traditional procedural structure, focusing on the methodical gathering of clues amidst a high-stakes urban environment.

This work is characterized by its focus on the atmospheric tension of the London setting and the methodical nature of Inspector Coffin's investigative process. The narrative style suggests a preference for character-driven mystery where the environment itself acts as a primary antagonist. Readers likely appreciate the grounded, procedural approach to crime-solving that avoids sensationalism in favor of steady, logical progression. The book reflects the conventions of classic British detective fiction, prioritizing the slow unraveling of secrets over high-octane thrills.