After a ten year absence, El Chato returns to San Ignacio, his hometown, in order to retrieve a shipment of cocaine that was dropped there by a cartel pilot.

When a hostage rescue mission creates a new enemy, Capt. Guerrero and his elite soldiers must face an ambush by a criminal group.

An indigenous language is in peril, as its last two speakers had a quarrel in the past and haven't spoken to each other in over 50 years. Martín, a young linguist, will undertake the challenge of bringing the old friends back together and convincing them to speak once again so he can obtain a recorded registration of the language and study it.

Basada en la novela de éxito de Juan Rulfo. Un hombre busca a su padre, Pedro Páramo, en un pueblo condenado por la violencia y la furia de un amor frustrado.