As soon as Seattle Detective John Kanin proposes to his girlfriend, Ruby, she disappears mysteriously. John's search for her brings him to her home town of Wolf Lake where he finds few allies and many more questions.

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.