Free Online HD YesMovies. The film follows two different groups of people, the campers at the start to set the mood and give a good idea of what to expect in this dark film. Then moving on to the two hikers making there way out for what was supposed to be a nice day out, Hikers (played by Alannah Hall and Rae Serbeck) take one wrong turn up a side path, turning this once nice day into a living nightmare.