It's homecoming in Absaroka County, Wyoming, but the festivities are interrupted when a homeless boy wanders into town. A Mormon "lost boy," Cord Lynear is searching for his missing mother. Sheriff Longmire and companions Victoria Moretti and Henry Standing Bear embark on a high plains scavenger hunt to reunite mother and son. The trail leads to an interstate polygamy group that's harboring a stockpile of weapons and a vicious vendetta.

"Walt Longmire faces one of his most challenging crime scenes as he tries to reckon with the revelations of his last case where he confronted the ghosts of his past and questioned the very nature of justice and mercy in the hard country of the West. Deep in the heart of the Wyoming countryside, Sheriff of Absaroka County, Walt Longmire, is called to a crime scene like few others that he has seen. This crime brings up issues that go back to Walt's...