When Dr. Mario Villarreal sets foot in Mexico City for the first time in his life, an extraordinary event seems to awaken a supernatural connection in him, Diana Salazar and Joaquín Núñez.

Mario and Diana continue to confront each other, but Diana begins to lower her barriers. Irene tries to win over Mario. Diana has a disturbing vision.

A childhood memory disturbs Diana and she visits her mother in Zacatecas along with Malena. Her mother reveals a secret that will mark Diana forever.