The movie "Demon Eye" revolves around a young woman named Kate who returns to her father's country house in the moors after his mysterious death. While exploring the house, she discovers a cursed amulet that is connected to the local witchcraft. She soon realizes that the amulet has a dark past and it has the power to unlock two deadly demons.
As Kate starts to uncover the truth about the amulet and the demons, she realizes that she is being haunted by the spirits of the demons and they are determined to possess her. As the story progresses, Kate becomes more and more desperate to rid herself of the curse before it's too late. She seeks the help of a local priest and a witch who is familiar with the dark magic of the area.
As she delves deeper into the mystery, Kate discovers that her father had been involved in the occult and had been seeking the power of the amulet for himself. Meanwhile, the demons continue to torment her, leaving a trail of death and destruction in their wake.
The climax of the movie involves a dramatic showdown between Kate and the demons, set against the eerie backdrop of the moors. In the end, Kate must use all her knowledge of witchcraft to defeat the demons and break the curse once and for all.