This story begins with a manqué-marriage. Andrea is a promised bride to Luciano, but she abandons him when she discovers that he is in love with her sister Flor. She is desperate and she abandons her family and she finds real love in Marcelo, a racing driver. But he is tied up with Irene. Flor is pregnant from Luciano and being ashamed she gives her baby to her sister, who is now married to Marcelo. After some years Flor gets married too. She discovers to be sterile but her husband wants a child. She decides to take away her child from her sister. This begins the legal struggle between two sisters for the custody of a child. Then Luciano is killed, but by whom?