1979 film by Werner Bergmann

Fifteen-year-old Heinz Stielke is a Hitler Youth fanatic who is devastated to learn a hidden truth about his respected father who was a German officer in WWII: He was Jewish. Pushed out of his community after the discovery, young Heinz falls into a tailspin of alienation and anger. He is subsequently thrust into a series of social collisions across the war-torn German fatherland.