During the Japanese invasion of China, medical students Sun Yang (Chang Yang) and Xu Ruomei (Bai Luming) pretend to be a doctor and his wife to engage in intelligence work behind enemy lines.
Chang Yang
as Sun Yang
Christine Pai Lu-ming
as Xu Ruomei
Maria Ye Kwong
as Li Huiru
張美瑤
as Ma Ching
Tin Ching
as Gao Jie
Wu Chia-Hsiang
as Kawamura
Tang Ti
as Hung Shih-chi
雷達
as
Roy Chiao
as
Ma Chi
as
Lily Mo Chou
as
Wong Ho
as Big Brother Chen
