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                                        Chapter 571: Needle
                                
                                                                                        
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No one knew what happened in that world. Why did humans disappear, who were they fighting with before disappearing, how did those blood clouds form, and why did the needle that was originally on Mars appear on the earth?
No one knew.
The rain from the blood clouds in the sky corroded most of the traces and even the Internet that humankind was so proud of was eroded. The Black Knights could barely find some fragmentary information, all of which was common knowle ...
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