In 1920s England, the noble and skeptical Duke of Richleau reunites with his old friend Simon, who has become entangled with a mysterious cult hidden in an ancient mansion. When the duke discovers that this cult is led by the sinister Mocata, a powerful sorcerer intent on invoking demonic forces, he realizes that Simon has fallen under his spell. Determined to save his friend, the duke joins forces with two allies: the skeptical and brave Rex, and the charming yet innocent Marie.
As they delve deeper into the dark nature of the cult, the trio faces horrifying rituals and supernatural encounters that defy logic and test their courage. The mix of black magic, demons, and Mocata's dangerous influence turns their mission into a race against time, where every decision could come at a deadly cost.
In an exhilarating confrontation that blends terror, action, and a touch of suspense, the duke and his friends must use all their wits and bravery to dismantle Mocata's plans before it's too late. The battle between good and evil intensifies, and moments of tension alternate with surprising twists, making this experience a dark journey filled with fantasy and cosmic horror. Will they be able to free Simon from the grip of the demon, or will they fall victim to the forces that seek to dominate them?