This anthology presents a collection of detective stories featuring the contemporaries of Sherlock Holmes, highlighting the competitive landscape of Victorian crime fiction. Each story follows a distinct investigator as they navigate the complex social strata and criminal underworlds of late 19th-century England. The protagonists must utilize deductive reasoning and observation to solve intricate puzzles, often facing adversaries that challenge their moral and intellectual limits. The narrative framework consists of a series of independent short stories, each providing a self-contained look at the methods and motivations of various fictional detectives. These tales operate within the logical constraints of the era, emphasizing forensic detail and the burgeoning field of criminal investigation.

Readers and critics frequently note that this collection serves as a vital historical document for understanding the evolution of the detective genre. Discussion often centers on how these authors attempted to distinguish their work from the overwhelming popularity of Arthur Conan Doyle. Many reviewers highlight the stylistic variety present in the anthology, noting that some stories lean into gothic suspense while others prioritize procedural realism. The pacing is generally described as deliberate, reflecting the literary conventions of the period. Readers interested in the origins of crime fiction often find this volume to be a significant resource for comparing early detective tropes.