Anna reappears five years after being kidnapped, launching a search for the other missing girl.

Suspicion falls on Anna's father when he unexpectedly returns home.

Anna uncovers a new clue which leads investigators across the border into Spain.

Balthus disappears while searching for Lucie's kidnapper.

Lucie is still missing as investigators think they've finally nailed her kidnapper.

A breakthrough in the search for Lucie leads to an unexpected outcome.