It has been twenty years since Don Diego de la Vega fought Spanish oppression in Alta California as the legendary romantic hero Zorro. Having escaped from prison he transforms troubled bandit Alejandro into his successor, in order to foil the plans of the tyrannical Don Rafael Montero who robbed him of his freedom, his wife, and his precious daughter Elena all those years ago.
Mary is married to Ernest, a successful businessman who devotes all his time managing the business he inherited from his family. Therefore, he spends little time with Mary, to the extent that she suspects he has a mistress. Isabel is married to Adolfo, Doctor of Philosophy and Letters, UNAM graduated, best friend of Ernesto. Patricia is passionate about esotericism; she believes in past life regressions. Isabel and Patricia are concerned about the marital status of Mary and to distract her, convince her to do a regression through hypnosis, the problem is when the hypnotist can not make her come back and they find Mary speaking a strange language, claiming to be a Basque princess of the XIV century.