María, 18 years old, decides to leave her town and try her luck in the city, where she gets a job as a domestic worker.

Gustavo discovers that Juan Carlos has lost two years at the university and gives him an ultimatum. María, taken by her employer, goes to the doctor and he tells her that she is pregnant. María tells Juan Carlos the news.

Juan Carlos refuses to show his face for the child he is expecting with María and she is disappointed by his cowardice. María's future looks cloudy, as the boss of the house tells his wife to fire her.

Juan Carlos looks for María and she refuses to talk to him, assures that she will be able to get by without anything from him. Víctor looks for a maternity hospital for María. Rita is fired for being on the lookout for María.

María throws herself into happiness after the birth of José Ignacio, she swears that she will lack nothing. Maria’s new employers are tight-lipped and she doesn’t like baby squeals. María decides to take dressmaking classes to get ahead.

Matilde and Víctor offer María a room with them and the possibility of doing dressmaking. María's employers humiliate her one last time, after notifying her that she will stop working with them. Natalia falls in love with Juan Carlos.

María is satisfied with her first home. Juan Carlos continues to have remorse for abandoning his beloved and he sets out to find her. María sees in Matilde a mother. Almira does not miss an opportunity to be insidious.

Juan Carlos meets María again, tries to give his son his last name, but she refuses and refuses to continue seeing him. Natalia continues looking for Juan Carlos, but he warns her that he is not planning to marry anyone.

Natalia continues to insist on conquering Juan Carlos, but her retrograde ideas are counterproductive. Matilde prepares a great celebration for the baptism of José Ignacio.

After being run over, María had to have her leg put in a cast, José Ignacio did not suffer any scratches. Almira makes a scandal, due to her jealousy, and Víctor ends up admitting that he does love María. Natalia plans to go visit María.

Natalia becomes a client of María to meet Juan Carlos’s baby and learn more about her. Alberto receives the news of the death of his parents, Lorena supports him while Brenda does not know how to comfort him. María worries about her baby.

Juan Carlos thinks about taking legal action so that his son can be taken to a doctor. Rita quits her job so she can be with María. Tired of the contempt, Juan Carlos proposes to María and she accepts.

María and Juan Carlos reach an agreement for their wedding, although Renata and Matilde give María some advice. Alberto is harsh with Brenda. Víctor resents the decision of María's wedding.

Almira is excited after being invited by Víctor to the cinema, she is already thinking about a wedding. María and Juan Carlos have a difference and he swears he will never go back to her.

Juan Carlos asks María to stop her friendship with Víctor, she refuses. Juan Carlos demands that Víctor stay away from María. Brenda demands that Alberto explain his disdain for her. Fernanda is excited about Juan Carlos.

The upcoming wedding of Alberto and Lorena has caused a stir; Gustavo refuses, but Florencia talks to him, on the other hand, Brenda goes to talk to Lorena and she is not willing to lose her man.

Brenda threatens Lorena. María, through the newspaper, finds out about Lorena’s wedding to which Juan Carlos did not invite her. Natalia takes the opportunity to intrigue with Fernanda at Lorena’s wedding.

Fernanda feels limited by her illness, but she loses hope of conquering the heart of Juan Carlos, Florencia encourages her to do so. María decides to move in with her cousin, but Juan Carlos doesn’t like the idea at all.

Víctor looks for Juan to talk man to man. Two years later, Juan Carlos is graduated as a doctor, but he does not intend to keep the promise he has made to María. Almira marries René. Rita is Roman’s girlfriend. María has a good clientele.

Juan Carlos, despite Fernanda’s health problems, asks her to marry him. A lawyer visits María to allow Juan Carlos to see his son. Víctor confesses to María that he loves her, but she is not in a good moment.

Juan Carlos confesses to María that he cannot marry her, on the other hand, he offers to marry Fernanda. Due to her disappointment, María studies to improve herself every day.

Out of curiosity about Natalia’s message, Fernanda looks for María to meet her, but she pretends to be a client. Armando, Perlita’s father returns for her. Natalia confronts María at her house.

María looks for Fernanda to claim her, but at her house she also confronts Juan Carlos. Fernanda is happy about her pregnancy, but because of Natalia’s madness, she is facing one of the most tragic moments of her life.

Juan Carlos reproaches Natalia for Fernanda’s death. Juan Carlos looks for María to tell her about Fernanda’s death and looking for an opportunity. They try to accuse Juan Carlos of the alleged murder of Natalia.

Ignacio has grown up and finds out that his parents are not married. Juan Carlos’s father meets María and her grandson, encourages his son to look for María again. María rejects Juan Carlos, but he warns her that he will get his son back.

Juan Carlos insists on looking for Ignacio, but María is so opposed that she tells Juan Carlos that she will marry Víctor so that he will give his son his last name. Juan Carlos and Víctor fight to blows.

María finds out that Juan Carlos has taken her son, but later she finds Juan Carlos, there he threatens him with a gun, but Juan Carlos’s father intercedes to help María. Juan Carlos leaves his home because of his father’s disloyalty.

Years have passed, Ignacio is already a man. Gustavo, Juan Carlos’s father, will have to undergo surgery, so the family asks Juan Carlos to return to Mexico to see him. Juan Carlos visits Ignacio, who receives him with resentment.

Juan Carlos asks María to marry him again and she rejects him. María agrees to go to Juan Carlos’s house, where Gustavo gladly receives her and asks about his grandson.

María has bought the chain of stores. Ignacio and María visit Gustavo one day before his surgery. Ignacio realizes that Laura is also Gustavo’s granddaughter.