Paz Roble, a kind, hard-working and honest woman from whom her husband, Fermín, takes her newborn daughter. Fermín has a large debt with some lenders and to pay it he decides to sell his daughter to Mauro Nicoliti. This plagiarism is orchestrated by Geneva, Mauro's adoptive sister. She lost her first-born daughter in childbirth and does everything to replace her dead daughter and keep her husband's fortune. On the other hand, Esteban Villa de Cortés loses his wife and becomes a widower with his three children. Elvira Moncada, Esteban's mother-in-law, holds him responsible for the death of her daughter. After a series of unexpected events, Esteban and Paz meet in the neighborhood where she lives with her family. The chemistry and great understanding that exists between them makes it inevitable that they will fall in love.
Esteban asks Paz that there are no secrets between them and questions her about her sudden change of phone number and begs her to be honest so that he can defend her. Elvira cannot believe that Fobo is in love with her even though she knows her flaws. Paz manages to take Lupita to the hospital in an emergency; The doctor assures her that her mother's life is in danger. Luna bursts into tears upon learning that Lupita's life is in danger, so she begs Paz not to take her away from her life.