The story takes place in the early 13th century. Genghis Khan has united the Mongolian clans and is strengthening his forces to end the Western Xia dy ...nasty. Our heroine is a Xia soldier, feared by the Mongols and called 'the Evil One (Shut Hell)' . She, along with Yurul, Genghis Khan's unknown son, strive to preserve Xia's culture and writing.