The genteel façade of London's Hampstead is shattered by a series of terrifying murders, and the ensuing police hunt is threatened by internal politics, and a burgeoning love triangle within the investigative team. Pressurized by senior officers desperate for a result, a new initiative is clearly needed, but what? Intellectual analysis and police procedure vie with the gut instinct of "copper's nose," and help appears to offer itself from a very unlikely source a famous fictional detective. A psychological profile of the murderer allows the police to narrow down their search, but will Scotland Yard lose patience with the team before they can crack the case? Praised by fellow authors and readers alike, this intelligent, quirky, and mannered crime drama, above which hovers Hampstead, a magical village evoking the elegance of an earlier time, and the spirit of mystery-solving detectives.