Walt's undercover mission takes a turn. Amado is released following three months in prison. Juárez police officer Victor looks for a missing girl.

Walt joins a Mexican task force led by Gen. Rebollo aimed at catching those responsible for the Guadalajara massacre and Cardinal Posada's death.

Victor is shaken by a murder and takes action. Violence escalates in Tijuana. New boss Enedina develops a plan to challenge her cartel's rivals.