Lin Wanyin, the general's daughter, was originally the Empress of Chu. She was framed by White Lotus Concubine Su Meier for plotting to murder the emperor's eldest son and father, Lin Xiao, for treason. Emperor Gu Zhao deposed her into the cold palace, and the entire family was executed. During her stay in the cold palace, she held back her plans, wooed old subordinates, collected evidence, first exposed Su Meier's conspiracy, and then found out the truth about her father's collusion case, gradually regaining her power. After that, she gradually countered Gu Zhao's suspicion and suppression by controlling the harem and infiltrating the outer dynasty, and finally revealed the secret of Gu Zhao's coup, incited people to overthrow his rule, achieved family revenge and power counterattack, and made Gu Zhao pay the price for what he had done.