With an ordinary appearance, Su Daji makes a deal with the great demon Nine-Tails to protect her family, gaining extraordinary beauty and becoming the fiancée of Prince Shou of the Shang Dynasty. Unexpectedly, all of this is a conspiracy orchestrated by the King of Shang. In a critical moment, Nine-Tails seizes control of Daji's body in an attempt to overthrow the capital, Chaoge. Determined to stop Nine-Tails, Daji resolves to confront it in a decisive battle.