A couple are overjoyed when their 13-year-old son returns home, having gone missing three years previously. An FBI agent does not believe the details of his story add up and becomes convinced the boy is an imposter - but the truth proves even stranger than she expected. Fact-based thriller, with Marc-Andre Grondin, Famke Janssen and Ellen Barkin.

The amazing true story of Frédéric Bourdin, who after having plundered all the centers for runaway minors and deliquents in Europe, even thought he has come of age, now passes himself off as Nicholas Barclay, a 13-year-old American who had vanished three years ago. To his astonishment, Nicholas's family welcomes him like their son, leaving Interpol and the FBI aghast. It is the beginning of a race against time for the investigators, family and Bourdin. But who is manipulating whom? And who is Frederic Bourdin in reality?