Rudi, who’s been quite the ladies’ man, finally wants to settle down and marry Hilde. So as to not get into a touchy situation with all his many women, he plans to bring them all together the night before his wedding. While sitting alone in his apartment and burning all his old photos and love letters, he notices a woman in the garden. She assets, that she’s hiding from a stubborn admirer and he stupidly offers her to come in … and then it all begins! First, his wife-to-be Hilde shows up, who wants to spend the night before their wedding together. While Rudi tries to hide the unknown woman in his bedroom, a hotel detective shows up and claims he’s following a thief.
Bernard, Sleeper Coach conductor and automobile inventor, is confused to be the racing car company president, and falls in love with a countess, who is actually a slogan prize winner chorine.
Heinrich George plays Henner who lives with his wife and child on a tugboat, going on the river to Berlin. There he meets the attractive Gescha (Betty Amann), and a story of love, betrayal and sadness ensues.
Lilian, a rich young girl, is to marry Baron de Plessis, captain of the bobsleigh team. However, Lilian is interested in Tressac, the captain of the opposing team. When everyone discovers that the baron is a burglar, Lilian can marry her lover.
Simultaneously filmed French version of the German film Der Andere: A strict legal official,in a variation of the Jekyll and Hyde plot, turns into a criminal at night.