菲律宾黑帮大争霸，王山侄儿王彪阴谋篡位，不惜与黑帮勾结，向杀手集团下请书，不惜手段杀人灭口。来自日本的女杀手和来自越南的女杀手，至菲律宾杀王山，事后王彪追杀二人，继而到菲律宾……

Fung and Pan, two policewomen, are assigned to protect a gangster's mistress turned police informant. Her lover orders her assassination, but the attempt fails. In a desperate bid to prevent her going to court, he threatens to kill Pan's stepfather. Pan has no choice but to leave the police force in order to protect her family and seek her revenge.

In the spring of 1945, Japan established a secret base, Unit 731 in Manchuria, where many innocent Chinese, Korean and Mongolian people were killed in grotesque experiments. An idealistic young doctor , Morishima, is horrified by the experiments being performed in the camp and when his fiancée arrives disguised as a Chinese prisoner he sets out to liberate the camp. A docudrama sequel to the notorious Men Behind the Sun, which pulls no punches when it comes to delivering the shocks!

During the shut down and destruction of the Japanese test camp Squadron 731 in Manchuria, a soldier becomes infected with a virus developed during the camp's testing and risks spreading it into Japan on the train ride home.