Based on shocking actual events, this is the unbelievable true story of Frederic Bourdin. Four years ago, thirteen year old Texan Nicholas Randall went missing - many years later a boy is found alive by police - in France. The boy is joyously reunited with the family who are convinced he is their long lost son. However, after refusing to take tests to prove his identity, FBI suspicions are aroused. A race against time and across continents begins for investigators as they attempt to uncover the truth about Nicholas - could the unthinkable have happened?