一个风雨交加的夜晚，某精神病院研究室里正在进行令人起死回生的试验。为了这项试验，郑博士不惜牺牲了很多无辜人的生命，甚至走火入魔。他的两个助手俊浩和日洙则怀着野心，想把研究纪录转移他处。试验终于成功，郑博士带着助手来到五台山，挖出一具尸体。这具尸体是战争时期的日本军人，他曾在中国掳走大量金银珠宝。郑博士一直知道这个秘密，所以潜心30年都在研究起死回生术，从而探知宝藏的去向。郑博士的试验原本是让将死之人的灵魂附到死尸（死人的身体上），从而达到复生，但这次他却做出了将不同的身体与灵魂结合到一起的双重人。岂料，郑博士本人却也因为自己一手创造出的双重人而亡命。

On a rainy and windy day, an experiment to bring a dead man back to life in a laboratory of a mental hospital. Dr. Jeong was not hesitant about killing innocent people for the experiment, and his helpers, Junsu and Ilsu, were going to hoard the data secretly. The experiment was performed successfully at last, and Dr. Jeong went to Mountain Odae with Ilsu and dug up the grave of Ono to retrieve the corpse. Ono had blackmailed a large amount of diamonds in China during wartime, and Dr. Jeong wanted to bring Ono, who was the only person who knew where the diamonds were, back to life. However, his method of restoring life, which was putting the soul of a man near death into the body of the dead man, made a double-faced man, who had separated body and soul. And Dr. Jeong was killed by the double-faced man he made.