Public Security officers investigate the robbery of a post office and the injury of a young woman.

investigation into the death of a Chinese mill worker

Set in southwest China, a spy code-named "old Guanyin" wants to send information hidden in a statue of Guanyin.

A young carpenter is in love with a girl from the village of Erhai but she wants a wealthier suitor while another girl loves the carpenter but knows he doesn't love her.

During the Chinese-Japanese war, an archaelogist finds the treasury of the Taiping Heavenly Kingdom, attracting the attention of the Kuomintang, the Japanese and the Green Dragon gang.