Roberto is out for revenge on Javier, who has been a rabid beast.  Roberto is willing to do something terrible, to the point of losing his own humanity and becoming what he tries to eliminate.

The Cabin of the Dry River

Juan has woke up with scratches all over. Without paying attention to his mothers warnings and abandoning his wife, he walked through the streets of Guanajuato… drunk … without knowing what awaited him? He only heard the howl and was paralyzed. Now Juan finally believes in the existence of “La Llorona”