Chief Inspector Harry Feiffer and his team at the Yellowthread Street precinct must identify a bomber targeting Hong Kong before a final, catastrophic explosion occurs. Feiffer navigates the dense, chaotic urban environment of Hong Kong to track an elusive perpetrator who utilizes explosives to create terror. The narrative follows the police force as they attempt to decipher the bomber's logic and predict the next strike. The story operates within a gritty, high-pressure framework where the physical constraints of the city and the limitations of police resources dictate the pace of the investigation. The narrative perspective maintains a focus on the procedural aspects of the case, highlighting the tension between the officers and the unseen antagonist.

Readers frequently highlight the vivid, atmospheric portrayal of Hong Kong's urban landscape as a defining feature of the series. Discussion often centers on the balance between the procedural investigation and the chaotic nature of the precinct's daily operations. Critics note the author's ability to maintain a consistent level of tension throughout the investigation. The character development of Harry Feiffer is often cited as a primary draw for those following the series. Many readers appreciate the grounded approach to crime-solving within a complex, multi-layered city environment.