The Interpreter(2018)

Original title: Tlmočník

80-year-old Ali Ungar comes across a book by a former SS officer describing his wartime activities in Slovakia. He realises his parents were executed by him. He sets out to take revenge but finds instead his 70-year-old son, Georg, a retired teacher. Georg, who had avoided his father all his life, decides to find out more about him and offers Ali to be his interpreter.