In Cerro Bayo, a mountainous region of Patagonia on the Chilean border, a Kolla Indian falls in love with a girl from another village. His mother disapproves the relationship and hates the woman. When the girl becomes pregnant with his baby, he must travel to find better work, leaving her alone with the mother's wrath.
| Directing | Román Viñoly Barreto | Director |
| Writing | Román Viñoly Barreto | Writer |
| Directing | Máximo Berrondo | Assistant Director |
| Writing | Eliseo Montaine | Writer |
| Editing | Rosalino Caterbetti | Editor |
| Writing | Atahualpa Yupanqui | Story |
| Camera | Antonio Prieto | Director of Photography |
| Sound | Atahualpa Yupanqui | Original Music Composer |
