Based on a popular stage musical comedy by Károly Bakonyi and Andor Gábor, the film tells the story of a young engineer who tries to construct a railway in his hometown, helped by the Count's daughter, Marcsa (Lili Berky).

The wild peasant lad, Göndör Sándor, loves Bátki Tercsi, but the heart of the girl burns for the son of the mayor, Feledi Lajos. He is frantic with despair, and Finum Rózsi who is hopelessly in love with Sándor tries to calm him down in vain.