Mädchen mit schwachem Gedächtnis(1956)

Anny arrives in Munich to start a career as an actress, but soon ends up without money and job, sleeping on a park bench. When the police picks her up, she pretends to have amnesia and is taken to the police station. There she's surprised to get presented to her alleged parents. Not knowing yet what kind of game they play, she goes home with them and lets the rich couple coddle her.