Somos.

When his cows fall ill, Anselmo calls Érika, the veterinarian. Benjamín arrives at his family's ranch. The DEA traces a call from the cartel to Allende.

Paquito is detained by the police. Héctor gives Gilberto, his brother, his first assignment. Irene receives an alarming call from Ana.

Mrs. Chayo agrees to work for Héctor. The DEA finds proof that points to Diablo and identifies Allende as the location of the cartel's leaders.

After receiving a call from the DEA, Diablo makes his way to Allende. Benjamín finds out what Héctor's crucial role with the cartel is.

The DEA offers Diablo a risky deal. Héctor has Benjamín deliver a package to the cartel. Carlos learns a shocking truth about the operation.

With their eyes fixed on the Linares ranch, the cartel exact their revenge against those who betrayed them — and anyone who dares to stand in their way.