5th century western China: As constant civil wars scars the nation, to evade death, Ti, a young scout, jumps through a crevice in the Zu mountains where he becomes entangled in a great battle against the Blood Demon, a supernatural entity seeking to wreak havoc upon the world.

King Sky, the sole disciple of the Kun Lun Sect, falls in love with his master Dawn. Dawn is killed when Insomnia destroys the Kin Lun Mountain. King Sky waits for two hundred years and meets Enigma, who is the reincarnation of Dawn, and in love with her again. However, Insomnia's Blood Clouds is ready to destroy Zu.