『男歡(huan)女愛九石』介紹:一批為美軍研制秘密武器的(de)科學家(jia)神秘失蹤(zong)。Tyler領(ling)導的(de)海軍陸戰隊員(yuan)奉(feng)命前去(qu)查明真(zhen)相,途中遭遇前所未(wei)見(jian)的(de)強大(da)敵人,一場(chang)大(da)殺戮開始(shi)了…… On a remote US Army facility a group of scientists conducting top secret weapon experiments vanish. An elite covert ops team commanded by Lt. Tyler (Kevin Sorbo) is tasked with recovering the missing personnel within 24 hours. The unit arrives only to find out there objective may not be what it seems, what was strictly a search and rescue mission has now become search and destroy. With time running out and the death count rising Tylers team must begin the hunt or fall prey to a predator unlike any they have ever encountered.