A serial killer is ravaging the American expat community in Paris, his kills reminiscent of Jack the Ripper. For FBI special agent Adele Sharp, it’s a mad race against time to enter his mind and save the next victim—until she uncovers a secret darker than anyone could have imagined. Haunted by her own mother’s murder, Adele throws herself into the case, delving into the grisly underbelly of a city she once called home. Can Adele stop the killer before it’s too late?