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.
as Sun Yang
as Xu Ruomei
as Li Huiru
as Ma Ching
as Gao Jie
as Kawamura
as Hung Shih-chi
as Big Brother Chen
as Zhang Biao
as Nie Yuting
