Three Pals.

Young men Štěpán, Ludvík and Karel became friends abroad, where they fought during World War II. Now they have returned home and are thinking about their future. Štěpán is a designer, so he starts a car repair shop. There is also work for Ludvík, while Karel gets a job at the Omega car factory. However, the young entrepreneurs are all in debt and their business is not prospering. Štěpán invents a car carburetor, but he has no way to test it. In his greatest need, he receives news that Štěpán will inherit from his uncle from South America...