In 1975 Elena struggles to fight what her father wants her to do ritualistically, with what she sees as her future. The 90s come with fresh challenges.

Estrella researches Gnosticism to learn more about the Cult of Light, which leads her to a discovery. Chisco expresses his concerns about Sofía to Eva.

The sisters are sent a covert message, resulting in a clandestine meeting. Sofía makes a choice between the cult and Eva.