A series of lethal letter bombs terrorizes Hong Kong, forcing the eccentric officers of Yellowthread Street to identify a bomber before the next package detonates. Detective Chief Inspector Harry Feiffer leads a team of unconventional investigators through the humid, chaotic streets of Hong Kong. The narrative follows the police force as they navigate bureaucratic incompetence and internal friction to track a perpetrator who uses explosives to target victims. The story utilizes a third-person perspective to capture the frantic atmosphere of the station and the urban environment. The characters must overcome their own lack of organization and limited resources to prevent further casualties in a high-stakes environment.

Readers frequently highlight the distinctive, chaotic atmosphere of the Yellowthread Street series as a primary draw. Discussion often centers on the balance between the grim nature of the crimes and the sardonic, often absurd interactions between the police officers. Critics note that the author avoids traditional procedural tropes by emphasizing the disorganization and human flaws of the protagonists. The pacing is often described as frenetic, mirroring the dense and unpredictable environment of Hong Kong. Many readers appreciate the focus on character dynamics over purely clinical forensic investigation.