Bulgaria, 1943. A train carrying Greek Jews is bound for the Auschwitz extermination camp and stops over in a small town in southwest Bulgaria. The school is converted into camp. Passing by the barbed-wire fence, the the Nazi army sergeant Walter meets a young Jewess called Ruth and falls in love with her. His buddy, Lieutenant Kurt, who is in charge of the camp, has her brought to a party in the pub. There Walter has a chance to talk with her. Having grown indifferent to people suffering, he is now awakened to unsuspected emotions and experiences a change of heart. When he next meets the girl, Walter convinces her that Nazism and war. Her fate and love make anew man of him. He gives a package of medicine for the inmates of the camp to Petk, a Bulgarian antifascist worker, but the German find them and destroy them. Walter is making arrangements for Ruth’s escape. He asks Petko to hide her but it is too late. The train has left. Walter realizes that it is not enough to be ethical only in small scale and becomes actively involved in the Bulgarian antifascists’struggle.