Paul is married to Sali. Everything would be fine if they could get a child. Until the day when Sali receives the call that they have been waiting for so long: their adoption file is approved. He is adorable, he is 6 months old, his name is Benjamin. He is blond with blue eyes and white. They - are black.

Lucas, 11 years old, disappears one morning from the family home. His departure plunges Marion and Alexis, his recently separated parents, into unbearable anxiety. Their child is absolutely not equipped to face the outside world alone; Lucas is autistic and particularly vulnerable. For Marion and Alexis, it's a race against time to find their son, forcing them to delve into their past.