Hanah Baxter, a Belgian woman living in New York, is one of the best profilers in the world. When she returns home after an investigation and finally unpacks her bags, two FBI agents knock at her door. An international warrant has been issued for her arrest. Baxter is accused of murdering Anton Vifkin, the legendary profiler who was also her mentor. This investigation plunges her into her past and takes her, in the wake of the mysterious Man from the Northern Plains, where she never thought she would go.