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.
Two buddies head off for a summer holiday, but one of them has to take his sister along. She cramps their style when it comes to picking up chicks. However, they manage to have some fun.
The young Count Ettingen leads a dissolute life in Munich with the demanding Baroness Prankha at his side. To finance his life, he has his uncle cut down the forests in his estate without caring about the consequences. When he catches his girlfriend having an affair, however, he retreats to the mountains. From the young alpine dairymaid Lore he learns about another side of life and wants to stop the overexploitation of the forest. But the baroness still wants his money.
