Yin Darr is an exile from the barbarian North, the ennu of her people. When her mother dies under mysterious circumstances, the girl is unexpectedly called to the high Heavenly City. Here shocking news awaits her - now she is the Heir to the Throne. But the throne of the Hundred Thousand Kingdoms is not as simple a prize as it seems; Yin is drawn against her will into a vicious circle of power struggle... along with a couple of newly minted relatives. And the further the intrigues of the royal court lead Yin, the closer she is to her mother’s killers - and the next family skeletons. Now, when the fate of the world hangs in the balance, she will know what it is like, a deadly knot of love and hate, twisted together - by gods and mortals.