Sarah finds Melissa's camera, confirming that she was abducted. Chrissie discovers a tyre track and maybe a new route out of the camp. Simon's delirium worsens. Chrissie and Simon discover a shack.

The group's pleasure at Arnie's arrival is shortlived when Joe and Arnie are revealed as partners. Melissa and Simon spring a surprise, and the villains make a getaway. Sarah manages to contact the police, and the race is on for the group to reach their rendezvous with the police and rescue service.