When one of the local girls' first transformation doesn't go right. John thinks they are hiding Ruby, but later finds evidence that she is still around, when he discovers her twin sister's grave.

Luke and his gang of wolves attack a truck carrying toxic waste for Tyler Creed, leaving the driver badly burned and the truck leaking a toxic gas. Luke visits Sophia in the night to confess, but is almost caught by her dad and flees before telling her the whole story.

When a serial killer strikes again in Wolf Lake after over 30 years, Sheriff Donner and Deputy Molly withhold critical information about the case from John Kanin to keep him from finding out about the town's secret. Meanwhile, Tyler brings dinner to Ruby at the secluded cabin where she's being held captive.