Jailed ex-policeman Miguel Palacios is tasked with infiltrating a Buenos Aires prison to help a judge find out who kidnapped his daughter.

Pastor Peña continues to develop his plan to get closer to the Borges brothers. Meanwhile, his own brother brings him unexpected news.

Diosito starts to get suspicious of Pastor and his intentions. An inmate's depression worsens. Lunati demands he get his daughter back.

Luna's transfer from the prison becomes an increasingly dangerous endeavor. Lunati follows through on his threat. Pastor comforts Emma after a loss.

Pastor learns troubling news about his family. The attorney general begins an investigation into recent incidents in the prison.

A flashback reveals more about Pastor's past life as Miguel. In the present, Pastor is consumed by the need to find his missing son.

Antín makes good on his promise, but adds a few conditions. Emma's assistance in Pastor's search for his son leads her to a shocking discovery.

Vengeful behavior runs rampant in the San Onofre prison and the stakes couldn't get any higher. Antín worries he has lost control of his inmates.

Emma checks in on Pastor's mother. The feud between the Borges brothers and Sub 21 continues while Antín worries his lies will catch up to him.

Gastón raises the pressure on the warden. Emma finds a lead while looking for Pastor's son. Borges plots his revenge on Sub 21.

A prisoner remembers Pastor from his days as a police officer. Gastón is intrigued by rumors about Pastor and Emma's romantic relationship.

Pastor continues to plan his escape but Emma is concerned he is putting himself at risk. More people learn about Pastor's real identity.