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.

Chile, 1976. Carmen heads off to her beach house. When the family priest asks her to take care of a young man he is sheltering in secret, Carmen steps onto unexplored territories, away from the quiet life she is used to.