When a devastating explosion leaves Superintendent Andy Dalziel in a coma, his partner DCI Peter Pascoe must navigate a labyrinthine conspiracy to uncover the truth behind the blast. While Dalziel fights for his life, Pascoe faces resistance from security services who dismiss the event as a tragic accident. The narrative shifts between the clinical silence of the hospital and the frantic, dangerous investigation into a group known as the Knights Templar. Pascoe must connect a series of seemingly disparate events—a hit-and-run, a high-profile novelist, and a mysterious woman—to prevent further acts of vengeance. The story unfolds through a multi-perspective lens, emphasizing the procedural rigor of the Yorkshire CID as they operate under intense political and personal pressure.

This installment in the long-running series is often noted for its bold narrative choice to sideline its primary protagonist for a significant portion of the book. Readers and critics frequently highlight the tension created by the absence of Dalziel, which forces Pascoe to carry the investigative weight alone. The plot is recognized for its intricate construction, weaving together disparate threads of terrorism, personal vendettas, and local crime. The series maintains its reputation for sharp dialogue and a cynical, grounded approach to the police procedural genre. The resolution of the central mystery is generally regarded as a satisfying conclusion to the specific arc established by the explosion.