"Soy Tu Dueña" is a Mexican telenovela that stars Lucero and Fernando Colunga as the main protagonists, with Gabriela Spanic as the main villain protagonist. The series was produced by Nicandro Díaz González for use on Televisa.
Valentina Villalba Rangel, played by Lucero, is a successful businesswoman. She is the heiress of a family fortune that her parents left her after their untimely deaths during her childhood. She resides in a mansion in Mexico City and lives with her aunt, cousin and nanny. Valentina is a kind woman who shares her home and fortune with her family, but her cousin is filled with jealousy and believes that she deserves to have everything that Valentina has.
Valentina is engaged to marry Alonso Peñalvert, played by David Zepeda. However, Valentina does not know that Ivana and Alonso are having a secret affair and that they are also conspiring to rob Valentina of all of her possessions, including her fortune and her home. Alonso is also unaware that Ivana has another lover, Oscar Ampudia, played by Claudio Baez, who is already married to another woman. In 2010, Canal de las Estrellas broadcast Soy Tu Dueña from April 19 to November 7 on weeknights.