Leni charms everyone with her friendly nature. Nevertheless, her father rejects her. When Leni wants to get engaged to Florian, she learns the reason: Florian is her half-brother, and she herself is merely the product of her mother's affair. Devastated, Leni leaves the farm to build a new life in a foreign land without a "stain."

A scientist creates an invisibility formula, but it is stolen by a master criminal who uses it to commit even bigger crimes.

It is the year 2000 and the World Global Union is in charge, although other countries are allowed to elect their own government leaders, as long as they support the Union. When Austria's newly-elected president, played by Josef Meinrad, makes his inauguration speech he declares Austria independence and issues an edict ending Austria's financial support for the Global Union.

A German race car driver in a yellow love bug named Dudu teams up with a Scottish driver in a hovercraft to win a race in the African desert.

Vienna, 1951. Ferdinand Godai is a professor of operetta at the Academy. Disguised as a porter for a costume party, he ends up in a drunken mood at the South Station. There he meets Anton Lischka, a genuine Viennese porter with a fiery temper, who asks him for his collegial help. Ferdinand falls in love with the sweet Gabi, who turns out to be a new colleague at the Academy. A series of adverse circumstances force him to continue his complicated double life as a fake porter and a genuine professor. Lischka, who becomes increasingly annoyed by his "colleague's" clumsiness, is also drawn into the confusion. Only Gabi sees through the deception and even contributes to its escalation in order to teach her beloved professor-porter a lesson in womanizing.

Together with her uncle and waiter Otto, young Renate runs a guesthouse high above the Rhine, which hardly any guests ever visit. When she suddenly inherits a vineyard in Tuscany one day, the three of them set off full of hope on the arduous journey south. However, the inheritance turns out to be a dilapidated estate, whose valuable wines stored in a secret cellar are known only to the devious wine merchant Brandolini. Fortunately, he has a nice brother who falls in love with Renate and helps her out.

A group of talented young people are dismissed from an ice dancing troupe as a result of the intrigues of Alida, the wife of impresario Gordon. Outraged, the young people leave Gordon's troupe and, having organized their own group, soon achieve success with audiences. Gordon, deprived of his talented performers, suffers a collapse and goes bankrupt.