Zhang Yu

Set against the backdrop of the ancient and mysterious Zhuyin Ancient City, the film tells the story of how the ancient Zhuyin Kingdom, which became the "Guardian of the Earth" a thousand years ago with the "Nine-Colored Glass Celestial Pearl Instrument", collapsed. A thousand years later, Yin Feng 'an (played by Dong Siyi), a passionate girl proficient in astrology, bravely ventures into the Zhuyin Underground Palace to save her mother and unexpectedly uncovers the mystery of the collapse of the ancient Zhuyin Kingdom that had been buried for ten thousand years

This is a film that tells the behind-the-scenes competition among the Kuomintang and Communist armies and the Japanese invaders for their respective goals. The drama focuses on depicting the process of spies from several sides outsmart each other. It is the first military suspense film in China to depict espionage within espionage, intrigue within intrigue, love and wrong love against the backdrop of war. The plot is calm yet suspenseful, and it is known as a military film

The film integrates the unwavering love between Ganjiang and Moye, the chivalrous feelings between Mei Jian Chi and the mountain guest, and also presents the sword-making and the grand world of martial arts.