Christine Schwarze

Ferdinand is an army major and son of President von Walter, while Luise Miller is the daughter of a middle-class musician. They fall in love with each other, but both their fathers urge them to end the affair.

A sociohistorical drama about the construction of the Simplon-tunnel: A conflict develops when German workers want to strike and fight for better working conditions while Italian workers simply want to earn money and provide for their families.