In the remote and harsh terrain of a Wyoming Native American reservation, a veteran tracker, Cory Lambert, discovers the frozen body of a young woman named Natalie Hanson. FBI agent Jane Banner is flown in from Las Vegas to lead the investigation. Unprepared for the brutal wilderness, she enlists Cory's help to navigate the difficult landscape and local community. As they dig deeper into the circumstances behind Natalie's death, they uncover buried secrets and a network of violence that sheds light on the darkest corners of life on the reservation.

Jane and Cory's search for clues leads them to confront their personal demons and struggles. Cory is haunted by the unsolved murder of his own daughter, and Jane faces skepticism from the local residents about her ability to solve the case. Despite these obstacles, their determination grows stronger. They must piece together clues and extract elusive answers from the tight-lipped community, pushing ever closer to the truth. Their journey for justice sets them on a collision course with a dangerous and volatile adversary, challenging their resolve and survival in a lawless and isolated land.