Buitrago (Soria), 1976. Jorge arrives in search of his sister, Miranda, and the people of the area beware him about the evil nature of the place. In the same place, in 1310, the templars are the masters of life and death, killing virgins in an attempt to fulfil their eternal life purposes. In 1976 again, Jorge finds Miranda, but she seems to have lost her mind, and she finally runs away. A few days before, Miranda, in her house, is sexually harassed by her father and mistreated by her authoritarian mother, until she locks off in her room. Back in hte Middle age, the templars caught a young girl who looks a lot like Miranda, and when she is about to be sacrificed, a group of villagers kills the templars, hanging their leader. But, before dying, she swears to come back...