Celebrated sleuth Hercule Poirot, now retired and living in self-imposed exile in Venice, reluctantly attends a Halloween séance at a decaying, haunted palazzo. When one of the guests is murdered, the detective is thrust into a sinister world of shadows and secrets.
Set in a small Michigan town where the only industry remaining are federal, state, and private prisons, the story follows the McClusky family, the power brokers between the police, criminals,…