Luc Froment, a reform-minded engineer, starts working at a steel mill in a small town. There he founds small groups of workers (and their families) under miserable conditions. Under the influence of Fourier's ideas, Froment tries to turn the mill into a workers' co-operative.

French war propaganda in the form of a family drama in the German government. Nationalist sentiments severely test the young marriage between a French and a German. Directed by Henri Pouctal.