An elite security team assigned the task of protecting the last known woman who can become pregnant, find themselves caught in an endless claustrophobic underground tunnel system. The team soon learns - the real horror is not the unstoppable force chasing them, but the ever growing smaller tunnel itself. 嗜血隧道在線觀看與嗜血隧道影音先鋒播放鏈接均載自其它網站，僅用于寬帶測試，請測試完后及時刪除。嗜血隧道版權歸原始發布站和相關影音公司所有。如果您喜歡嗜血隧道，請支持購買正版！
