Onyx: Kings of the Grail

Egypt, 11th century. When a famine ravages the country, the prosperous Andalusian kingdom of Denia comes to the aid of the sultan, who, in gratitude, gives Denia the most sought-after and coveted object in all of Christendom.Egypt, 11th century. When a famine ravages the country, the prosperous Andalusian kingdom of Denia comes to the aid of the sultan, who, in gratitude, gives Denia the most sought-after and coveted object in all of Christendom.