Story about a woman that is unhappily married and with two daughters. She constantly reprimands Cristina and baby Raquel. What the people around her don't know is that Raquel is not her husband's daughter as everyone believes. Raquel is Eugenia and León's daughter. She has always loved him, not her husband. That is the reason she's always angry at Cristina.

Álex Moncada is a screenwriter from the United States who married a woman named Carolina Valtierra. However, a few days after her wedding, Carolina passes away in strange circumstances. Shortly after, Álex is wrongly accused of the murder of a woman during a trip and imprisoned for it, but manages to escape from prison thanks to a fire. Álex decides to investigate the death of his wife to discover her real murderer. To do this, he decides to contact Carolina's family; among them is Oriana, his twin sister.