Young Dee Renjie arrives in the empire's capital to join the Supreme Court as police judge of his region. He wants to become a prosecutor. Empress Wu, who is at the beginning of her reign, has commissioned the fierce detective Yuchi to investigate a sea monster that stalks the city at night and makes it unsafe.
Mark Chao
Detective Dee
AngelaBaby
Yin Ruiji
William Feng
Yuchi Zhenjin
Kim Bum
Yuan Zhen
Carina Lau
Wu Zetian
Chen Kun
Doctor Wang Pu
Sheng Chien
The Emperor
Lin Gengxin
Shatuo Zhong
