简介：　　故事讲述大学里的四个老朋友徒步穿越斯堪的纳维亚的荒野，然而错误的决定让他们深入北欧神话传说中的神秘黑森林，一个古老邪恶的生物也盯上几个人。

简介：　　Six people bound together by a traumatic experience decide to round off a year of group therapy in style. They join each other once more, traveling up to the Scottish Lowlands for a reunion weekend in a 1970s holiday let. Soon a number of mysterious and horrifying events start to expose the cracks in their relationships, and one by one they discover that trust runs but skin-deep. A night of closure turns out to be far more final than they could have anticipated.