 A terrible tragedy puts an end to a group of friends  pleasure voyage. Maria hears a gunshot, and finds her friend Patricia dead, and, within her confusion, she picks up the gun. Maria is found guilty of murder and is sentenced to life in jail. Her husband, Esteban, an important business man, doesn t believe in her innocence. When he goes back to Mexico, he divorces her, buys the silence of everyone whom was with them on the trip, and tells his sons that their mother died in an accident. Twenty years later, Maria is put in liberty due to good conduct and goes back to Mexico in search of vengeance. She is decided to find out the real killer and upfront Esteban, whom she now hates because he abandoned her at her own risk. But what she most wishes is to have her son and daughter, Hector and Estrella, back. The first thing that Maria does when she arrives is that she cites everyone who was with her on the trip: Esteban; Servando, one of his associates; Demetrio, the company s lawyer; Daniela, wife of Demetrio; Bruno, the other associate; Fabiola, Bruno s wife; and Carmela and Alba, Esteban s two aunts. Everyone is surprised when they see Maria, and Maria puts in them the doubt and fear when she informs them that throughout twenty years, Patricia s real killer has lived in between them. Maria remarries Esteban so that she can have the love of her sons back, but this will not result because they believe her to be a stepmother that has come to take the place of their mother that they believe dead, and whom they adore due to a portrait of another woman. Plus, Maria has to deal with the intrigues of Esteban s aunts and his associates, mainly Fabiola, whom has always been in love with Esteban and hates Maria. Plus, Maria finds out that Esteban has a third son, Angel, of which Esteban doesn t want to say who his mother is. Angel is a sick young man and insecure, and Maria accepts him immediately and treats him with love.