Follows a group of friends who travel to a secluded campsite to film a documentary. What they find is something much more sinister than they could have ever imagined.
温馨提示：[DVD：标准清晰版] [BD：高清无水印] [HD：高清版] [TS：抢先非清晰版] - 其中，BD和HD版本不太适合网速过慢的用户观看。
