Chile, early 20th century. José Menéndez, a wealthy landowner, hires three horsemen to mark out the perimeter of his extensive property and open a route to the Atlantic Ocean across vast Patagonia.
When his cross-dressing teenage son suffers a brutally violent attack, a mannequin-factory manager desperately seeks help and, when none can be found, is forced to take matters into his own hands.
Three friends are part of a fascist opposition group in the chaotic Chile of the early 70's and together commit a political crime that changes the history of the country and incidentally involves them in a betrayal that separates them forever.