Overview: When local high-schooler Gretchen McGrath goes missing, Detective Mike Serrato fears that a serial killer who terrorized his town five years earlier is on the prowl once again.
Overview: Mike launches right back into his old investigation when Gretchen is found dead and all the clues point to the RRK: the Russian River Killer.
Overview: A man from Mike's troubled past resurfaces and Leo reveals more of himself to a student than he's comfortable with.
Overview: Just as another near victim is discovered, Mike and Cyd learn about a missing person from 26 years ago.
Overview: A father and son hunting trip takes an interesting turn, while further doubts are cast over whether Gretchen was an RRK victim.
Overview: The RRK meets his next victim, while Cyd faces a tense standoff.
Overview: The RRK meets his next victim, while Cyd faces a tense standoff.
Overview: A victim's body goes missing.
Overview: Leo receives an interesting offer from a neighbour. Meanwhile, Paxton and Sam discover a shrine to the murderer's work.
Overview: The RRK seems to have gotten away with murder - will the killer's true identity be revealed before it's too late?