A lonely hunter chasing a wolf in the barren lands of North Dakota discovers the corpse of a woman. Someone gave her an autopsy — only, it seems, this time without a table, a morgue and expertise ... It soon became clear that the death of Irene Kramer deserves an investigation by the FBI . She literally has no past.... About this school teacher no one knows anything - where she comes from and who she really is ... She clearly had something to hide FBI investigator Amos Decker, who has an absolute memory, and his colleague Alex Jamieson are called to search for answers in a small town in North Dakota. At the heart of the oil industry, the most nefarious vices of society are flourishing, fueled by fast and big money. Locals really do not like when they stick their nose in their business, so the life of a stranger is not worth a single cent here. However, to help Decker comes an unexpected ally ...