A German submarine hunts allied ships during the Second World War, but it soon becomes the hunted. The crew tries to survive below the surface, while stretching both the boat and themselves to their limits.
Viennese vegetable merchant Karl Kassbach becomes a member of a right-wing extremist organization, which plans numerous attacks on democratic institutions and journalists. The film attempts to portray a realistic and detail-oriented study of the mind of the "Kleinbürger", trapped between the...