A factual reconstruction of the sabotage events which took place to prevent Hitler's Germany from getting the heavy water needed to make an atomic bomb during the Second World War.

Ranged across several generations, the story begins with a wealthy merchant, Lind, and his wife travelling in the coldest depths of winter to christen their baby daughter. Attacked by wolves, they lose the baby, which is found by the Lapp Jaampa (a dominating performance by Tryggve Larssen) and subsequently raised by a rich reindeer herder,

A young violinist dies during a concert being sick with tuberculosis, and his concert conducting father takes the blame and starts to drink. He is cured, but they find he has an illness ruining his conducting. This leads to a tragedy.

General director Strøm will create a large Norwegian industrial company to tame waterfalls and put them in pipes. But also his wife Sylvia, the gifted pianist, must be tamed. However, Strøm discovers that human material is considerably more difficult to process than the forces of nature.

Rebekka (Jacobsen) is in a loveless marriage, and leaves her husband for the author Sigurd Winge (Mjøen). Also this relationship runs into problems, however, because of Winge's uncontrollable jealousy.

About loaner Master Samuel, based on a writings by Hjalmar Bergman

The young adventurer Signature Hjelm meets one day a runaway carriage, and succeeds by a resourceful and daring intervention to avert an accident. The rig belongs to Gustav III's favorite, Baron Armfelt, and as a reward for his feat will Ture service of the king's guard. Conspirators trying maple certainly entice him over to the king's enemies, but Ture reports Gustaf receiving a grim and determined expression on his face: "Spies even here!" His confidence Signature increases.

Lieutenant Thomas Glahn, a hunter and ex-military man, lives alone in a forest hut with his faithful dog. Meeting Edvarda, the daughter of a merchant, they feel strongly attracted to each other, but neither understands the other's love.

When Ingmar Ingmarsson marries Barbro Svensdotter there's a big party with many guests. But the bride and groom are unhappy.

Using the money she won in the lottery, kitchen maid Lalla checks in to an expensive hotel, pretending to be a consule.