In 1935, Japan's Unit 731 conducts inhumane experiments. A doctor tries to free prisoners, including his fiancée, from the camp while witnessing atrocities.

Chu Kong
as Hayashida Yoshio

Yuen-Ching Leung
as Baba Aiko

Wan Ying Ying
as

Gang Wang
as General Ishii Shirō

Wang Runshen
as Hashimoto

Andrew Yu
as

Zhu Decheng
as

Zhang Guowen
as

Jiang Yishou
as

Xingqiang Li
as