Min Joon-ki
He wrote and directed "Heaven's Soldiers" ( 2005 ) , in which Halley's Comet causes North and South Korean soldiers to travel back in time from 2005 to 1572 , where they join Korean national hero Yi Sun-sin in fighting the Jurchen tribes . 
<triplet> Heaven's Soldiers <subj> travel back in time <obj> main subject <subj> 2005 <obj> publication date