Rumours spread around Ashford, and suspicion lands on Joe, Isabel's father; as Cormack interviews the time capsule kids, more secrets emerge.

Cormack investigates the link between Ezekiel's missing cousins "the lost boys," and Isabel's murder as a new person comes forward with evidence.

Turner concludes that Billy's death was an accident, but Cormack suspects foul play and believes it's linked to the missing workers and Isabel's murder.