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 | Eliseo Montaine | Writer |
| Directing | Máximo Berrondo | Assistant Director |
| Writing | Atahualpa Yupanqui | Story |
| Writing | Román Viñoly Barreto | Writer |
| Editing | Rosalino Caterbetti | Editor |
| Sound | Atahualpa Yupanqui | Original Music Composer |
| Camera | Antonio Prieto | Director of Photography |
