The attractive Oberleutnant Paul Wendlandt is stationed in North Africa as a fighter pilot. While in Berlin to deliver a report he is given a day's leave, and on the stage of the cabaret theatre "Skala" sees the popular Danish singer Hanna Holberg. For Paul it is love at first sight. When Hanna visits friends after the end of the performance, he follows her, and speaks to her in the U-Bahn. After the party in her friends' flat, he accompanies her home and chance throws them further together when an air raid warning forces them to take cover in the air raid shelter. Hanna reciprocates Paul's feelings, but after a night spent together Paul has to return immediately to the front. There now follows a whole series of misunderstandings, and one missed opportunity after another. While Hanna waits in vain for some sign of life from Paul, he is flying on missions in North Africa. When he tries to visit her in her Berlin flat, she is giving a Christmas concert in Paris.

A series of stupid coincidences causes the young Munich painter Paul to convert his uncle's castle into a hotel for four weeks. But he can't complain: business is good and he has plenty of guests. For exmple, there's Theo Muller with his revue troupe. For reasons of "sound", Muller calls himself "Miller", which, of course, causes more confusion. His daughter, the beautiful Evelyn, is confused with Mabel Miller, who has come to the hotel on a mission for her filthy rich father ... namely, to estimate the worth of the castle.

A chemist and his assistant make a groundbreaking discovery. They manage to make butter directly from pasture grass without having to deal with either the cow or the use of dairy products. An industrialist attempts to seize the invention.

A millionaire daughter is to be married to a man unknown to her. To get to know him, she slips into men's clothes, sticks on a mustache and is hired as a chauffeur.

A villager is tempted by a sophisticated city woman and almost kills his wife in a boating accident.

The misadventures of an effete young man who must get married in order to inherit a fortune. He opts to purchase a remarkably lifelike doll and marry it instead, not realizing that the doll is actually the dollmaker’s flesh-and-blood daughter in disguise.

The favorite slave girl of a tyrannical sheik falls in love with a cloth merchant. Meanwhile, a hunchback clown suffers unrequited love for a traveling dancer who wants to join the harem.

A 19th-century London cabaret singer is deported to prison in Australia. Her crime? Taking the blame when her lover bounces checks.

Deep in the forest lives the bitter Dr. Wislizenus, whose childhood sweetheart Maria committed suicide ten years ago. The visit of a childhood friend, he who wrote a poem about Mary, triggers a tragedy.