In this second Los Angeles Quartet pane, James Ellroy we discovered a plot based on the story of three parallel police investigations, shortly before the ending, eventually converge towards a single goal: the spinning of a serial killer nicknamed "Wolverine" because of the atrocity of his murders. The inspector Danny Upshaw, handling the case from the first pages of the novel, evolving in the context of a Los Angeles where there is the law of The Crucible ... Very great Ellroy!