The story of a platoon during the Korean War. One by one Corporal Denno's superiors are killed until it comes to the point where he must try to take command responsiblity.一直以来的顺风顺水，一直以来将近数百年的惯例，让他和所有人都知道，天裂关的守军是绝对不会主动出击的……并且这一路走来，连仇敌的标兵也没有发现半个，就可以知道对方依然是选择了固守。