Luis, an 18-year-old Mexican boy with indigenous roots, enters the Heroico Military College with the hope of securing a better future. There, he encounters a rigid and institutionally violent system designed to make him a perfect soldier.

A renowned Mexican journalist and documentary filmmaker living in Los Angeles, after being named the recipient of a prestigious international award, is compelled to return to his native country, unaware that this simple trip will push him to an existential limit.