In December 2005, a dog walker discovered the body of a Swedish woman on Prestwick Beach in Ayrshire on Scotland's west coast.
Annie Börjesson's family were told the 30-year-old had died by suicide - but something felt wrong.
Keep following StoryCast to find out #WhatHappenedToAnnie.
Narrated by Rona Dougall.
Produced by Robert Mulhern.
Anyone feeling emotionally distressed or suicidal can call Samaritans for help on 116 123 or email email@example.com in the UK. In the US, call the Samaritans branch in your area or 1 (800) 273-TALK.
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