Theo Gromberg is a bon vivant, apparently with built-in guarantee to failure. Faithful to his side is his friend Enno, an Italian guest workers. Both have a dream: to which they want to get into the trucking business its own trucks.
Street sweeper Sigi finds a box containing not only 300,000 marks, but also a photo of his unsympathetic superior in a compromising situation. Sigi thinks he's in luck, but what he doesn't realize is that an unscrupulous businesswoman wanted to use the money to bribe influential men. And of course...