When a time capsule is opened and a secret is unearthed, Detective James Cormack is put on the trail of a murderer from a 1994 case that was never solved.
After the discovery of Isabels hair, those involved with the time capsule project in 1994 are at the forefront of Cormacks investigation.
Rumours spread around Ashford, and suspicion lands on Joe, Isabels father; as Cormack interviews the time capsule kids, more secrets emerge.
Cormack investigates the link between Ezekiels missing cousins the lost boys, and Isabels murder as a new person comes forward with evidence.
Turner concludes that Billys death was an accident, but Cormack suspects foul play and believes its linked to the missing workers and Isabels murder.
Cormack tries to track Anton down to question him, but hes disappeared, and when Cormack and Hazel discover that Kalana is also missing, they fear the worst.