大卫在童年挚友杰克的邀请下，到圣卡利石窟进行最后一次的洞穴冒险。当晚，他们围在营火旁，向导向他们简短解说有关圣卡利石窟的传奇，第二天一早，这群兴致勃勃的年轻人便迫不及待投入这项冒险的活动，但是却有一群邪恶的末知生命在黑暗中窥伺着他们。一个队员在石窟里与众人走散，却被神秘的生物杀死，他手中的油灯落

　　The L9 Commando is a task force composed of 6 of the best soldiers from different Special Forces Units. After a successful drug operation take-down,

　　Diz (Joel Courtney) is a reckless teenage drifter living life on the run. Abandoned by his parents as a child, he looks out for himself and doesn

　　故事据真实事件改编，本片由罗伯逊县警长手机和摄像机的尸体上为素材，制造了一起灵异事件……