Teresa is just finishing high school when the secret she's kept from her boyfriend for two years is revealed, now she will lose everything.

Teresa is humiliated by her ex-boyfriend and the kids at school who found out about her economic situation, but the experience will make her stronger.

Teresa faces her enemies and swears vengeance, but in the face of rejection, she realizes her first love is still waiting for her.

Teresa makes Mariano look bad so that Aurora will lose interest in him. Mariano confronts Professor De La Barrera and saying Teresa deserves better.

Teresa and Mariano love each other and decide to get back together. Teresa shows her enemies she got into the best university despite being poor.

Teresa puts school ahead of the gymnastics competition that was so important to her sister Rosita, who dies of heart failure the same day.

Teresa is hit hard by the death of her sister and vows to do whatever it takes to escape her life of poverty.

Teresa confesses her love for Mariano to Aurora, and Aurora decides to leave the country. Teresa decides to move on despite her sister's death.

Teresa gains Luisa's trust and she tells her how her parents died and how she and her brother have suffered. Pablito's health is worrying.

Teresa is frustrated about accepting charity from Aurora to dress well at work, and won't let her parents give Pablito what little money they have.

Teresa reaffirms her oath to escape from poverty. She comforts Professor De La Barrera when she finds out he was hurt when he was left at the altar.

Professor De La Barrera gives Teresa a cell phone. Mariano receives some expensive equipment for his studies. Aurora gives Teresa some clothes.

Teresa fakes being upset Aurora left, and lies to Paloma that she's pregnant with Arturo's baby. She and Mariano go to Aurora's house in Cuernavaca.

Teresa and Mariano consummate their love at Cuernavaca. The neighborhood awaits the results of Pablito's operation at the hospital.

Teresa confesses to Professor De La Barrera she was the one who convinced Paloma to leave him. Teresa's mother suspects Teresa is with Arturo.

Teresa is worried because Arturo found out about her lies to Paloma. Teresa's mother reminds Professor De La Barrera to keep it professional with her.

Teresa is mad at everyone. Her plans might fall apart if Arturo clears things up with Paloma. Luisa visits Teresa's mother to defend her brother.

Teresa is furious with her mother and Mariano for doubting her and refuses to forgive them. Professor De La Barrera is mad at her for lying to him.

Mariano goes to talk with Arturo and convinces him to continue supporting Teresa's studies. Teresa forgives him, as she and doesn't want to lose him.

Teresa is humiliated again at the university for being poor. Her ex-boyfriend Paulo gives her a new computer in exchange for her help with schoolwork.

Teresa is accused of having a relationship with Professor De La Barrera. Teresa defends herself and teaches her enemy a lesson for her slander.

Teresa goes to the hospital to see Pablito and finds Paloma there, who warns her that Pablito is part of her family and she won't let her visit him.

Teresa fights with Mariano, who instead of giving her the ring, pawned it to help his father. He feels bad and gets money from Luisa to buy it back.

Ruben confronts Teresa for making an appointment with his daughter at the same restaurant as them to start a fight. Mariano gives Teresa the ring.

Teresa asks Mariano to do whatever he can to get her out of the neighborhood. Aurora returns from Paris and wants to surprise Teresa.

Teresa confesses to Aurora that Professor De La Barrera doesn't know she's with Mariano. Arturo plans to propose to her when she finishes her studies.

Teresa's mother faints when she finds out her husband lost his job. Arturo gives Teresa a PDA. Armando is under a lot of pressure to find a job.

Professor De La Barrera tries to talk with Teresa's father to clear up his intentions with his daughter. The apartment was for Luisa, not Teresa.

Teresa tells Mariano to invite important people to his graduation to make connections. Arturo confesses to Teresa's father he wants to marry her.

After Teresa tells Esperanza she should check on her, she discovers Ruben's wife doesn't have cancer. Mariano and Aurora will be Pablito's godparents.

Teresa convinces Esperanza Ruben is a good man. Armando's debts almost leave the family bankrupt, but Mariano and the neighbors take up a collection.

Esperanza gives Teresa some jewelry to pay the mortgage. Teresa's father asks her for money but she refuses to share what she's been given.

Teresa breaks up with Mariano and decides to leave home to live with Professor De La Barrera. Teresa's mother suffers a pulmonary embolism.

Teresa tells Mariano that Professor De La Barrera is the ideal man. Mariano promises Teresa's mother that he'll always take care of her daughter.

Teresa visits her mother in the hospital and assures her she's helping the family. Esperanza's parents find out the man she's with may be her father.

Teresa and Arturo kiss for the first time. Armando tells Teresa to ask Professor De La Barrera for money to stop the foreclosure. He donates the ring.

Teresa is ashamed of her father because he's working as an orderly at the hospital. Ruben asks Esperanza to live with him in his apartment.

Teresa tells everyone her godmother is going to Arturo's house to take care of her and Mariano had no reason to assault Professor De La Barrera.

Teresa arrives at Arturo's house with her godmother. Aurora demands Teresa stop leading Mariano on and tell him how she really feels.

Teresa assures her parents she wants to spend her life with Arturo. Arturo tells Mariano to accept that Teresa chose him, but Mariano won't give up.

Teresa gets a credit card to shop for the wedding. She takes a photo of Esperanza and Ruben kissing to send to Aida.

Teresa sends Aida the photo of her father kissing Esperanza. Mariano is mad at Aurora for hiding the fact that her father is the hospital director.

Teresa is ashamed her father is an orderly at the hospital. She admits to Aida that she sent the photo of her father kissing another woman.

Teresa tells Genoveva it's her fault Paulo is on drugs. Fernando tells his ex-lover Luisa is his girlfriend. Juanita spends the night with Cutberto.

Teresa confesses to Ruben she's known about his relationship with Esperanza for years. Paulo takes a drug test to show his mother he's not on drugs.

Esperanza visits Teresa at Arturo's house. Teresa notices the name Luna Turquesa elicits a reaction in Arturo. Esperanza finds out she's pregnant.

Teresa goes to Mariano to tell him she's thinking about taking him back. Esperanza is devastated when Ruben leaves her.

Mariano is disappointed in Teresa when he finds out she went to Cancún with Arturo. Mariano decides to get together with Aurora and forget Teresa.

Teresa tells Paloma not to work with Arturo. Mariano tells Teresa he's figured out she's a liar and he's done with her. Arturo won't quit the project.

Teresa tells Aurora she'll never get Mariano to fall in love with her. Teresa's parents are disappointed in her for going to Cancún with Arturo.