Six members of a media company go on a weekend business retreat at an isolated lodge in the woods. When one of the members goes missing, they discover that the lodge was formerly a private mental institution that had been shut down after allegations of devious misconduct. One by one, they fall victim to the dark secrets buried at the lodge.

Janey arrives at a silent retreat in the middle of the woods for rehabilitation, only to discover that the men who run it aren't afraid to show her what lurks beyond the trees.

The story centers on a man and woman with relationship issues who decide to go on a meditation retreat that requires absolute silence for three days along with the man's best friend and recently widowed mother.

A group of college students travels to the cottage of their psychology professor Barren in an isolated island as a reward of their teamwork in the research of Barren. They expect to spend the weekend with lots of sex, but a serial-killer turns their party in a nightmare.