一名孤身穿越明尼苏达北境雪原的女子，意外撞破少女绑架现场。百里荒原杳无人烟，暴雪割断通讯网络，她成为深陷绝境的少女唯一生机。

After a routine prison transfer crashes in the forest, young Inuit paramedic Melina finds herself surrounded by murderers with a mere 100 feet to climb out of a ditch to escape. When they are attacked by an unseen force in the forest, Melina's short journey to safety becomes the ultimate contest of wills.

你心底，是否也锁着一段秘密？                                                                      　　落魄夜班司机蔡辛强（张家辉 饰）意外结识了心理医生文思豪（刘俊谦 饰），然而在看似诊疗的表面底下，却似乎暗藏着二人相互窥心探秘的审视，目光交锋间，心魔呼之欲出……一场离奇车祸，一桩灭门惨案，诡异幻影不断重现，惊悚氛围下，直指灵魂叩问：你敢直面内心的恐惧吗？

A group of female friends on a hen-do go camping, only to find themselves hunted down by a troll..