<p>The border of 820 is where the North and South Koreas stand face to face. Elite female lieutenant Kwon Jin-kyeong from the Korean Military Academy and 4 other cavalry battalions are on patrol on their last day of training. Meanwhile, students from the photography club get lost on their way to check out scenery and enter ba<x>se 820. An unknown shot is fired and the group is terrif...</p>
