After her grandmother's death, the active and successful Rosario returns to her family home. Due to a cataclysm in the city, an ambulance cannot reach her, and the girl has to spend the night with the deceased. A neighbor says that the grandmother missed her granddaughter very much and prayed for her every night. But when darkness falls and the house turns into a portal to the other world, and a sinister force begins to attack her, Rosario realizes who her grandmother was actually praying to.

Now the girl has to face the demonic entity alone. To save herself, she needs to learn the secrets of her family and put an end to this family nightmare once and for all.

Mara raises her beloved daughter alone, and her ex-husband Karim takes the little girl for weekends from time to time. One day her daughter disappears, and Mara learns that Karim has smuggled her to his homeland in Syria. After years of beating the rapids, Mara can't get her daughter back through official means. One day, she is approached by former Marine Mitch, who offers Mara a deal - she must help return kidnapped children through covert operations around the world. In return, he promises to do whatever it takes to bring her daughter home. Promising to help, Mara has no idea that she will be drawn into a dangerous and cruel game, supervised by the CIA, and the benevolent Mitch is not who he says he is.

Toward the end of World War II, experiments to breed members of the pure-blooded Aryan race continue in a Nazi concentration camp.

During a lecture at a congress of parapsychologists, a woman who was giving a lecture and guessing the names of those in the audience and what they had in their pockets, went into a seizure, claiming that there was death in the audience, that she was seeing a horrible murder in a villa, that she was hearing a children's song. And that same night she is brutally stabbed to death with a huge cleaver by a man in a trenchcoat whom the jazz pianist saw. Unwittingly, the pianist is drawn into the story and begins his own investigation.