In 9th century China, a corrupt government wages war against a rebel army called the Flying Daggers. A romantic warrior breaks a beautiful rebel out of prison to help her rejoin her fellows, but things are not what they seem.
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!