अपनी भाषा में प्लॉट जोड़ेंA graphic docu-drama detailing the history of Unit 731, where thousands of innocent Chinese prisoners of war were fatally experimented on.A graphic docu-drama detailing the history of Unit 731, where thousands of innocent Chinese prisoners of war were fatally experimented on.A graphic docu-drama detailing the history of Unit 731, where thousands of innocent Chinese prisoners of war were fatally experimented on.