At Stonehaven, Elena tracks the killer Mutt, while avoiding the advances of Clay Danvers, her former lover. Haunted by her own past as a killer, Elena is desperate to get back to her human life, but is delayed when a second body is discovered, this time on Stonehaven property.

While tensions grow between Elena and Clay, Jeremy sends the pair to track a new Mutt threat. Their investigation reveals that this Mutt threat may be less random than they first thought.