In "Fidlovacka", the name of a Czechoslovakian festival, the proprietress of a cheese factory picks a fiancé for her orphaned niece in her desire to bring aristocratic blood into the family. THe niece has also picked the man she wants to marry and isn't the the rich aristocrat.
The graduate of the pedagogical institute wants to get married at any cost in order to get a permanent residence in Prague. Her accidental partner agrees to the condition of an early divorce...