Gespenster (2005)

A man travels from Paris to Berlin. He’s looking for his wife. He will find her in a sanatorium and take her back to Paris with him.
His wife goes to Berlin every year. She is desperately searching for her daughter. In 1989, their daughter was abducted at the age of three. And she has remained unaccounted for.
One day the woman discovers a girl, Nina. She is a vagrant, a drifter. An itinerant, young woman. She roams around with another girl named Toni. She’s a girl who takes what she wants. A thief. The wife believes that Nina is her missing daughter.