In 1932, a prisoner escapes from a women's prison in northern China. Inspector Song Donglu is summoned to investigate the escape.
Song Donglu
Fu Yuan
Huo Hua
Gao Minxiong
Chang Sheng
Chen Maojin
Tan Hu
Xiao Fan
Yang Lingchen
Foreign official
Workers' representative
Fei Long Shou Hu
