Shen Qingwan married into the Yong'an Marquis's household and endured seven years of marriage before being burned to death when the heir, Gu Yanci, and his mistress, Bai Ruolian, set fire to her courtyard. Reborn at the time when she has been married for only three months, she cuts off her foolish devotion, relinquishes control of the household, and calmly exposes Bai Ruolian's repeated schemes to frame her. As she faces relentless obstacles from the marquis's household and the imperial court, Prince Jing, Xiao Jingheng, whom she once saved when he was young, steps forward to protect her in silence. Gu Yanci comes to his senses and desperately tries to win her back, but he cannot heal the pain in her heart. Shen Qingwan remains determined to divorce him, withstands criticism from traditional society, and receives an unprecedented imperial marriage decree. At last, she enters Prince Jing's residence in a grand bridal procession, breaks free from her cage, and begins a new life with the man she loves.