(from ebookjapan):
As a child, Mylene Hoffman lost her parents when she was caught in a battle between the two East and West Blocs. Now she has transformed herself into a cyborg and carries out her duties as an intelligence officer of the West Bloc. Her code name is "009-1 (Zero Zero Nine One)"! ......The spies are invited to the old castle by the mysterious Mr. Rivenge. Among them is Mylene. And in the process of the game called "treasure hunt", the members are killed one after another. ......?

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