Morgane descends from a long line of witches. Her son Arthur has an innate gift for witchcraft. Yet Morgane wants him to become a normal human being without supernatural powers. There is only one way to achieve that. She needs to carry out an ancient ritual which requires the presence of a person who was born under a very specific constellation. The US-American inventor Michael meets all requirements. Morgane takes him to her family's castle in France. Meanwhile, the evil sorcerer Molok has a different plan . He kidnaps Arthur and tries to make him his successor.