The Lieutenant and Ramírez's persecution of Santiago ends up in a wrestling ring. The Lieutenant once again seems to be in bad shape, but an unexpected visit could change everything.

Constanza pressures Ramírez to understand her relationship with the Heredias. An armed group goes after the Lieutenant in a battle of strategies. A long-awaited scene with the Lieutenant.

Sandra and Isabel manage to escape from the smugglers. Chanclas is after the Lieutenant and Ramírez and there are new revelations in the investigation about the super drug.

Ramírez and the Lieutenant visit the Heredia mansion and Edson leaves them an unforgettable gift. Carmen reveals something shocking to Ramírez. The Lieutenant ends up with a gun pulled on him and prepares to die.

The Lieutenant and Ramírez travel to Puebla to continue the investigation. Sandra and Isabel's trip back to Mexico gets too complicated. A secret from Ramírez's past is revealed.

The Lieutenant and Ramírez engage in a chase that leads them to a veterinarian, a priest and a witness that could take them to the super drug. David and Trujillo become friends.

Ramírez's past and the investigation she's carrying out with Edson seem to be connected. Sandra and Isabel have to leave the US after discovering a secret about Alfonso.

David and Ramírez aren't close these days. Sandra and her daughter prepare a birthday party that doesn't go well. Ramírez and Prieto witness a suspicious explosion that brings back Ramírez's past.