When Princess Pei Yuan was forced to defend her husband from a knife at a palace banquet, but found out that she was just his substitute for Bai Yueguang, she had to take the initiative to leave and leave the house, otherwise she would be trapped in a false marriage and become a pawn; at the same time, the witchcraft disaster secretly brewing in her hometown was involving her in the life-and-death game between the royal family and her mother's clan.