2005 – British woman Jess Parker vanishes without a trace from a small Spanish mountain town and is never seen again. Ahead of the 20th anniversary of her disappearance, a film crew arrive in the town to make a true crime style documentary with retired detective Greg Gordon, who was involved in the original investigation. Old memories are stirred, past events bubble to the surface, offerring Greg a tantalising opportunity to finally discover the truth about a mystery that has haunted the town for two decades.