Seven years ago, businessman Philipp Petersen disappeared without a trace during a trip to South America. Since then, his wife Sarah has been raising their son alone. But then Sarah receives the shocking news that Philipp is alive. The return of the presumed kidnapping victim sparks immense media interest. Sarah has mixed feelings. She has been through a tough time. She was just beginning to let go of the past. What will happen now? Is there a future for them together? She is prepared for everything, except for one thing: the man who steps off the plane is not who he claims to be. He is not her husband. He is a stranger - and he threatens Sarah: if she exposes him now, she will lose everything: her husband, her child, her seemingly perfect life...