Branko Bauer - Ne okreci se sine AKA Don’t Look Back, My Son (1956)

Plot:
A partisan comes secretly to town to find about what happened to his little son who barely remembers him. He is horrified when he finds out that his son is raised in a colaborators’ orphanage, brought up to hate and fight communists and partisans. He decides to take his son to the freed territory out of town…