Luz is in jail, accused of murdering her own children. Her husband and her mother-in-law say she killed them in cold blood. Dr. Rebollar tries to help the woman, but she refuses to remember anything. Luz thinks of jail as the purgatory: it's only one step to reach the Heaven.

In a town erased from the maps where there is not even electricity, a teenage girl dreams of being a boxer. When she learns that her uncle will box for the world title and the event will be broadcast live on television, she and the community will go out of their way to watch the fight, while fighting for her dignity and against oblivion.