Strange,other-worldly,sounds,are,echoing,around,the,world.,A,group,of,researchers,,led,by,expert,ufologist,Lorraine,Gardner,,begin,an,expedition,to,track,down,the,point,of,origin,from,which,the,sounds,emerge.,Yet,as,their,journey,deepens,,they,begin,to,discover,more,than,they,bargained,for.
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