Plot
A math genius gets recruited by Chinese spy agency to crack a complex coded message in the early republican era.
Cast
Ying Er
as Zhai Li
Chen Xuedong
as Rong Jin Zhen
Jing Chao
as Zhao Qi Rong
Zhang Zhehan
as Han Bing
Yin Xiaotian
as An Neng
Guo Jingfei
as Zheng Dang
Wang Yanyang
as Pan Sen
Ady An
as Shen Yu Er
Apollo Yu
as Lu Run
Yang Yi Tong
as Yan Shi