The final book in this series revolves around the disappearance of a senator's adult daughter and the search for the person behind threatening letters that his office has been receiving. As detective McAllister and his partner navigate stand-offs between the government, the FBI, and local law enforcements, as well as tribal customs, political pride and spousel infidelity, the have to determine whether or not someone is using a political platform to keep officials from discovering the sordid truth--and to find out what happened to Sara before it's too late.