Detective Dave Robicheaux is fighting his demons to overcome his toughest case yet. There's something off about the relationship between mob boss Tony Nemo, local author Levon Broussard and New Orleans poster boy Jimmy Nightengale, and after a vicious assault, it's up to Robicheaux to uncover the truth. Complicating matters is the sudden death of T.J. Dartez, the New Iberian local responsible for Robicheaux's wife's death, and all are looking to the detective as the murderer. Can Robicheaux clear his name?