A Mexican-American couple expecting their first child relocate to a migrant farming community in 1970's California. When the wife begins to experience strange symptoms and terrifying visions, she tries to determine if it's related to a legendary curse or something more nefarious.
The film describes the events leading up to, and including, the massacre of the adults of a small town in Nebraska by their children, after the adults' irresponsibility ruins the crop and the children's future.