A sick king instructs his loyal minister Luo Zhengqing to guide and install the crown prince as king after his death. However, the minister of the army, Situ Yangming, makes a grab for power after the King's death and incarcerates the crown prince. Luo's daughter disguises herself as the male bandit Robin Hood, robbing government offices to help the poor. Meanwhile, Situ orders captain of the imperial guards, Zhang Zhonggeng, to kill the crown prince. Zhang is a loyalist and conspires with Lady Robin Hood to save the crown prince. When Situ discovers that the prince has escaped, he falsifies the late King's will and has himself crowned as king. However, the female Robin Hood has stolen the original will. The female Robin Hood kills Situ and installs the crown prince as the ruler.
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