From Divorce Letter to Empress

Empress finds lost daughter Shangguan Yue. Her husband, Lin Mu'an, betrays her for power, forcing divorce. Shangguan Yue's true identity is revealed. A loyal eunuch dies protecting her. An envoy exposes truth, punishing villains. Shangguan Yue ascends as Empress, rejecting Lin Mu'an. Betrayal, revenge, rebirth.