Vow of the Phoenix.

In the late Eastern Han Dynasty, General Dou Wu was killed by eunuchs, leaving only his young daughter, Dou Ling, alive. Disguised as "Yan Huang," she infiltrated the eunuch-controlled Caiyi Fang to seek revenge against her enemies, Zhang Huan and Cao Jie. Using her wits and skills, she closed in on her targets—but risked exposure.