In the 17th century, Leonor and Eduardo's forbidden love ends tragically when she is executed for witchcraft. Centuries later their souls reincarnate in Diana and Mario, but they face the fear of being discovered for their true selves.
Mariana is a poor young woman who is left alone in the world and must make her way in life. When she saves the life of Alberto Salvatierra, in gratitude he takes her to his house where she meets Luis Alberto Salvatierra and they fall deeply in love. To carry on their relationship, Mariana will have to overcome obstacles of social class, education and traumas, while being surrounded by ambitions and betrayals. When Mariana and Luis Alberto are able to realize their love, life will bring them a tragedy: the loss of their son.