Kuo-fu Chen, Qunshu Gao	...	(Director)
Kuo-fu Chen, Jia Mai	...	(Writer)
Xiaoming Huang	...	Takeda / Wu Tian
Bingbing Li	...	Li Ning Yu
Dahong Ni	...	Lao Bie
Alec Su	...	Bai Xiaonian
Zhiwen Wang	...	Wang Daoxiang
Da Ying	...	Jin Shenghuo
Hanyu Zhang	...	Wu Zhiguo
Xun Zhou	...	Gu Xiaomeng
Jake Pollock	...	Cinematographer
Yihong Duan	...
Weiwei Liu	...
Zhaoqi Shi	...
Gang Wu	...
Yibai Zhang	...
Xu Zhu	...

Summary: 1942, Nanjing (Nanking). Following a series of assassination attempts on officials of the Japanese-controlled puppet government, the Japanese spy chief gathers a group of suspects in a mansion house for questioning. A tense game of "cat and mouse" ensues as the Chinese code-breaker attempts to send out a crucial message while protecting his/her own identity.