A planner saves Teresa's life, and she makes a deal with Epifanio for El Güero's information, but death and suspicions surround her, and she is set up by someone she doesn't know.
A fraught Teresa ends up in the hands of the police for drugs due to the vendetta of a woman who cannot resist her beauty; she might be able to save herself by selling her body.
Teresa seeks revenge with her own hands and shows Sheila just what The Mexican is made of, when Santiago is about to be set up by the mafia, who is looking for payback for his betrayal.
Teresa is on the run again over a crime that she didn't commit when she is blamed for Sheila's attempted murder, while Santiago evades the Pernas Clan's trap.
Teresa succumbs to desire for Santiago and tries to erase the memory of El Güero with his kisses, and realizes that, for her, history repeats itself when it comes to men.
Teresa returns to the trafficking nightmare with Santiago and decides to leave him for good because of it, when she confronts Dris for helping a friend.
Teresa starts narcotics career, since she must start dealing hashish in order to save her life, not knowing that her ambition will be her doom, along with Santiago.
A promise of love seduces The Mexican, who decides to leave her life behind and give herself to Santiago and the security of joining him in life and death.
Teresa and Santiago start their first mission, and without knowing how, they evade the law with a shipment of cocaine while being watched from the air...
Teresa is afraid of admitting love, even though Santiago shows her how he feels through his jealousy and a proposal, The Mexican almost loses her chance of starting over.
Teresa loses again. She knows that love only brings death for the man that she wants at her side, and Santiago is now facing that fate because of his trafficking.
Teresa is haunted by crimes she didn't commit, and now is blamed for the fire and death of Adriana, all for a duel of loyalty and strength in the heat of sexual urges.
Teresa is released from jail but gets mixed up with Patty when she tries to seduce her with ambition and the promise of putting an end to her bad luck.
Teresa makes a deal with the Russian mafia when her audacity helps protect Oleg and his drugs; she doesn't know that this is why she puts her own loyalty at stake.
The death of Dris is a clue that casts suspicion on Epifanio Vargas, while Teresa plans on traveling with a cartel that will put her face-to-face with her enemies.
Teresa has the lives of her enemies in her hands, and although the pain from her past compels her to kill them, Oleg convinces her not to get her hands dirty.
Eugenia can't handle the pressure and takes her own life after Teo decides to leave her for good because of her personal vendetta, which almost leads to his death.
While Teresa is carried away by her sexual desire for Teo and tries to make a fresh start, an infiltrator marks the beginning of the end for The Mexican.
Teresa receives two major blows: Teo's betrayal ends to a new love without her knowing it, and the past lies of the man who she believed to be her godfather are revealed.
Teresa's revenge means the end for Teo, the father of her child; the police lose the last ace up their sleeves when they lose track of their key witness.
Teresa escapes Spanish justice with the help of the Russian and Willy, when Epifanio decides to confront the only threat that could put an end to his political career.
Teresa fulfills her promise of revenge and sends Epifanio Vargas, the great traitor from her past, to jail, while she starts a new life without leaving a trace.