La hora señalada (2013)

In a school playground Figueroa, a small and lonely child, is accidentally pushed against the biggest boy of his class: Almendros. The boys around them decide they should fight, so it's decreed the two of them must face each other, outside the school, when the noon bell rings. The ticking clock will become Figueroa's worst enemy, while he has to face his fears and insecurities in order to confront his enemy just outside the school at high noon.