
1942, Nanjing. 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 for questioning, and eventually, torturing. 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.
Gu Xiaomeng

Li Ningyu

Longchuan Feiyuan

Jin Shenghuo

Wu Zhiguo

Wang Tianxiang

Gu Minzhang

He Jianzhu

Song Zhibai

Jin Shengxian

Bai Xiaonian
