Teenager Alison Doig disappeared from Kinloch more than 30 years ago under mysterious circumstances. Her reclusive family still lives in a remote part of the Kintyre peninsula, amidst rumours of wrecking, smuggling and barbaric cruelty.
Now rich American hotelier Alice Wenger has arrived in town, determined to punish those who made her suffer in the past. But someone has vowed to keep hidden sins concealed forever.
Daley's team must race against time to expose long-held secrets and shameful lies before there are any more victims.