Brothers Klaus, Wolf, Friedrich, and Rainer PAETZOLD were born in West Prussia between 1938 and 1944. Fleeing the Soviet Red Army in 1945, their mother managed to escape to the West with her two elder sons, but was forced to leave her two younger sons behind with their grandparents. Sons tells the story of this German-Polish family, spanning from the post-war period to the present day. * Filmmaker's Q&A interview available