Inspector Napoleon Bonaparte faces a series of baffling infant kidnappings that escalate into a brutal homicide. Tasked with solving the disappearance of five infant boys, Bonaparte must navigate the complex social dynamics of the Australian setting to identify a perpetrator who leaves few traces. He relies on his keen observational skills and his unique background to outmaneuver a criminal who operates with calculated precision. The narrative follows a traditional procedural framework, emphasizing the methodical gathering of evidence and the psychological profiling of potential suspects.

Readers frequently highlight the distinct personality of Inspector Bonaparte as the primary draw of the series. Discussion often centers on the author's ability to weave authentic Australian atmosphere into the mechanics of a classic mystery. Critics note that the pacing remains steady, favoring intellectual deduction over high-octane action sequences. The book is often cited for its balanced approach to character development and the technical aspects of police work. Many enthusiasts appreciate the way the narrative challenges the reader to solve the puzzle alongside the protagonist.