Federico goes to his sister's boyfriend house to threaten him with a fake gun, because he doesn't want him to be with her anymore. His mission becomes complicated once he discovers Joel is involved in a massive scam, and two thugs break into the house to settle an outstanding debt.

Seeking revenge, Sergio Ávila, along with two outlaws, ventures into a search to find his brother's killer, but he soon discovers that the person who killed his brother is a being beyond his understanding.