Damaged detective Archie Sheridan is back home in Portland, Ore., trying to resume a normal life. Archie's ties to serial killer Gretchen Lowell still run deep, even if he's stopped their weekly visits in prison. Meanwhile, reporter Susan Ward is finishing an article accusing a beloved U.S. senator of seducing his children's 14-year-old babysitter a decade earlier. When three bodies are discovered in a local park where Archie's team found Gretchen's...

River levels are high in Portland when a woman walking her dog comes across the skeleton of a young black man, murdered over fifty years ago. Journalist Susan Ward investigates. Meanwhile, Detective Archie Sheridan and his team have turned their attention to child-killer Ryan Motley, trained by the notorious Gretchen Lowell. The task force must pursue a series of mysterious clues from Gretchen, one of which leads to a Vanport flood survivor, who happens...

Detective Archie Sheridan knows time is running out. Halloween is near, escaped serial killer Gretchen Lowell is on the loose, a DEA agent has been murdered, and journalist Susan Ward wants a favor. Will his only chance be to give his nemesis what she wants?