The new-rich mother of a film child who became famous overnight is trying to bring her little son together with the twelve-year-old king of a Balkan country, who is currently in Brussels, for validity and advertising reasons. The children actually get to know each other and run away with an 'Liftboy' to Antwerp for adventure.
Her father urges Greta to marry the noble lawyer Dr. Hans von Spoerling. But her former boyfriend Fred Roland is informed of the planned engagement and arrives from America just in time. Put under pressure from both parties, Greta leaves and hits the road. She ends up in Schlaffenhofen, a small village in Southern Bavaria. The attractive woman and her modern car - with Berlin's number plate 'IA' on it - is a small sensation. But the two fiancée haven't given up on her, especially since her father promised her to the first who finds her.
Widow Florentine adopted three children. They fear for the love of their new mother when she falls in love with the architect Curt May. With united strength they want to drive him out of the house.
Caught at the window just before an air-raid warning (WWII) composer Paul tells how he met his wive Anni, a revue star and song writer, how he handled the courtship and the early years of his marriage, inspite of some professional conflicts - his operas were flops, while his wive had one success after the other - they finally found out how they could help each other.
A reckless young woman has her driving license withdrawn, drives home anyway and gets involved in a traffic accident. Realizing this was a little over the top she decides that she has to flee the country. As fate has it, she misses her train and instead meets a handsom young man who imidiately falls in love with her. This marks the beginning of a long night of misunderstandings, chases and courting.