Captain Alejandro Ferrer arrives to detain Montalvo, a banker linked to the Mil Cumbres cartel, but he finds Roxana Rodiles, who launders money.

Alejandro presses Roxana to confess about Montalvo and money laundering. Borges wants revenge on the guard who killed Dulcita.

La Mamba and la Puma fight over Roxana. The cartel has Alejandro in its sights. Dulcita's death is avenged and the inmates of Las Dunas celebrate.

Alejandro suggests that Daniel infiltrate Las Dunas. Carlos is ambushed and taken down. The captain and the FBI have a plan to mislead the media.

Daniel assumes the criminal identity of Tilapia; however, Madre insists on giving him a rough welcome. A thug is hired to get rid of Alejandro.

The federal agent turns up the charm to seduce Roxana, who already feels a strong attraction towards Tilapia. She is then forced to start a fire.

Borges and Zambrano want Roxana to hand over the mastermind behind the fire. Tilapia is forced to kill Rocas to continue his covert operation.

Tilapia stabs an inmate to gain Madre's trust. Alejandro goes after the man who killed his parents. El Profesor demands that Roxana not be touched.

Tilapia is granted a conjugal visit. Zoraida suggests to Guillotina that he make La Perfumada his new girlfriend. Alejandro meets his parents' killer.

Madre sets a trap for the undercover agent to see if he has made alliances with the prison director. Roxana and la Cubana agree to keep a secret.

Los Oscuros take the captain and the lawyer Keller, throwing a wrench in plans to free Roxana. Alejandro meets Lula Pineda, a human rights defender.

Roxana vows to castrate Bowser in his sleep if he messes with her. Tilapia agrees to sell drugs in prison. Alejandro orders Marimar be investigated.

Roxana discovers that the only person she trusts wants her dead. Alejandro orders a microphone placed in the assistant DA's office.

After la Cubana's attack, Roxana becomes paranoid and begins to doubt Tilapia. Guillotina hands a poem to Roxana and promises her protection.

Daniel goes to bed with Roxana to elicit information from her, but she is placed in solitary confinement straight after for assaulting another inmate.

The head prison guard tells Daniel that he will rape Roxana. Alejandro interrogates Orejas. Zoraida plans a conjugal visit for la Perfumada.

Fresh memories of Roxana's childhood come crashing back. Guillotina threatens to castrate Tilapia if he comes near Roxana.

The brothers meet again. The captain warns Roxana that he won't stop until he finds her. Bowser visits her in solitary and she threatens to kill him.

Los Oscuros kidnap Olivia and demand Ferrer exchange her for Roxana. Don Nemesio and Guillotina maneuver to find out who Eduardo "Tilapia" Tapia is.

The head of Las Dunas and her inmates corner Roxana, who confronts them. Daniel is in danger because Madre suspects that he is a policeman.

Ferrer takes la Puma to Mexico. The inmates beat Roxana before she asks for a conjugal visit with Guillotina in exchange for protection.

Rodiles spends the night with the head inmate; unbeknownst to him, a trap has been set. In exchange, she seeks protection against Zoraida.

Bowser mistreats Daniel, who threatens to reveal his affair with La Mamba. The witness who was set to divulge more info on Mil Cumbres is killed.

Tilapia makes a scene out of jealousy over Guillotina's conjugal visit. Alejandro spends the night with Marimar. Príamo is aware of the espionage.

The founder of Mil Cumbres cartel discovers who Tapia is and orders Guillotina to kill him. An attempt is made against Príamo, but it's a trick.