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? ⅰⅱⅲ在位于阿帕拉契山脈的鄉(xiāng)間小鎮(zhèn)地底下  ，有座已燃燒數(shù)十年的廢棄煤礦 。一支研究小隊前往該地試圖找出當年礦坑起火燃燒的原因，卻意外挖掘出更令人吃驚的恐怖秘密……A group of four amateur adventurers who specialize in exploring remote and forsaken places pay a visit to Shookum Hills, a town in the remote Appalachian Mountains, which was abandoned decades ago due to a mysterious coal mine fire.