Detective Superintendent Peter Diamond is called to a seemingly routine case of a man found dead in his flat, but the circumstances quickly reveal a deeper, more sinister plot. The investigation into the death of a retired civil servant, initially appearing to be a natural death, uncovers a complex web of deceit and danger. Diamond, known for his unconventional methods and sharp intellect, must navigate the murky waters of political intrigue and personal vendettas to uncover the truth. The narrative unfolds through Diamond's perspective, highlighting the pressures and complexities of his role within the police force.

This novel introduces Detective Superintendent Peter Diamond, a character who has since become a staple in British crime fiction. The book is noted for its intricate plotting and the development of its central detective, establishing a strong foundation for subsequent installments in the series. Readers often praise Lovesey's skill in crafting compelling mysteries with believable characters and atmospheric settings. The series as a whole is recognized for its blend of classic detective work with contemporary social commentary.