In a quiet European city, a young forensic psychologist is pulled into a string of bizarre murders. Each victim has one thing in common: a hidden past that was never supposed to surface. As she digs deeper, she begins to suspect that the killer not only knows her, but may also be part of her own bloodline.The true twist: the murderer is not hunting strangers... but people connected to a decades-old experiment, one in which the protagonist herself was unknowingly involved.