A lone hunter stalking a wolf in the badlands of North Dakota discovers the body of a woman. Someone performed an autopsy on her - only, it seems, this time they did without a table, a morgue and an examination... It soon became clear that the death of Irene Kramer deserves an FBI investigation. The thing is, she literally has no past. Nobody knows anything about this schoolteacher - where she comes from and who she really is... She clearly had something to hide. FBI investigator Amos Decker, who has absolute memory, and his colleague Alex Jamison are called to search for answers in a small town in North Dakota. In the heart of the oil industry, society's most vile evils flourish, fueled by fast and big money. The locals really don’t like it when people poke their nose into their affairs, so the life of a stranger is not worth a cent here. However, an unexpected ally comes to Decker's aid...