该片改编自A.M.Shine的小说。28岁的艺术家米娜（达科塔·范宁DakotaFanning饰），突然被困在爱尔兰西部一片广袤无边、人迹罕至的森林里。当米娜找到安身处时，才察觉到自己与三个陌生人一起受困，而且每晚都有神秘生物在监视和跟踪他们。
Four college classmates are hunted by a ruthless drug cartel hitman when they inadvertently record a murder while shooting their student film.
