When Brill first hears the legend of the Ayn Noor-the light of the inner world--it is only a story. The child of a devout Christian and a prominent scientist, he isn't supposed to believe in myths, especially those of the Pagani. But the tale of the diamond stirs something deep within him. It tells of the first people, who lived in a world below this one, dark and terrible. With the help of a benevolent goddess,...