Renegades trying to get the army to abandon their fort get the Indians addicted to whiskey, then convince them to attack and drive out the soldiers.

A respectable professor inherits a house and money in Montevideo from his wild sister, on the condition that he himself behaves in a disreputable way.

A space expedition to Uranus is menaced by a giant brain that can make illusions come true.

1838: Fritz Jüterbog and Ottilie von Henkeshofen love each other, but the difference in status is too great for Ottilie's parents to give their consent to a marriage. And so, Fritz sets off for America and returns from there 20 years later as a made man to ask for Ottilie's hand in marriage again. In the meantime, however, Ottilie - believing that Fritz had long since forgotten her - is married in a manner befitting her status, but very unhappily. Fritz, who is highly successful as an entrepreneur, is elevated to hereditary nobility because of his great services to the fatherland. It is too late for a union with Ottilie, but despite the years that pass, the two cannot forget their love. 75 years later, Fritz and Ottilie have died in the meantime, their grandchildren Fred and Tilla meet and fall in love.

In a strict Prussian boarding school for girls, sensitive student Manuela von Meinhardis develops a forbidden love to one of her teachers, the compassionate Elisabeth von Bernburg.