Ellie Courtland has been haunted for thirty-three years by having witnessed the murder of her mother, an FBI agent. She has always hoped to remember more about the murderer. Suddenly, during one tumultuous week, she sees a picture that looks like him. She teams with the FBI to identify him. But he is looking for her, too, and her search tips him off. Everyone is a suspect – her mother's former partner, a friend's father, even her own long estranged father. While Ellie juggles the two men in her life, her teaching and her search, the murderer is closing in.