温馨提示：[DVD：标准普清版] [BD：高清无水印] [HD：高清版] [TS：抢先非清晰版]-如影片无法播放或者较为卡顿，请尝试切换播放源。
剧情介绍
Four friends come to an old, abandoned factory in Lower Silesia, where their friend went missing a year ago. While trying to unravel the mystery of his disappearance, they discover the terrifying experiments conducted in the factory.……
同类型恐怖片
