A boy is run over by a bus when trying to get his sister a rosette for her concert, he becomes paralyzed. He does not know he is paralyzed, but instead drifts into a subconscious realm where he meets an old man (a cartoon eric tsang), occasionally he enters the real world, which he believes to be a dream, where he mistakes his sister's daughter for his sister, and soon realises he is paralyzed.
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!