La Pampa, Argentina. Don Genaro Gran hires gaucho Juan to capture horses and tame them. In his quest, Juan rescues a girl in trouble whose beauty unleashes Don Genaro's worst impulses.
The employee of a boarding house raises the daughter of a single mother and loves her so much that she kidnaps the girl and goes to jail.
Film that marks a milestone in the Argentinean social cinema and that reflects the labor revolts suppressed during the Tragic Week in January of 1919.