Bystanders
Talk about a guilty pleasure.
Cartoonishly evil frat guys lure a few women to a remote cabin for a party, only to drug them, rape them, and release them to hunt them down for sport. Things don't do as planned, though, when one of them reaches a road and flags down a car... which happens to have an incredibly realistically nerdy couple—I could swear I sat next to these two in the computer center in college—who turn out to, uh, not be people you want to fuck with.
What follows is tough to categorize. Torture porn? Revenge fantasy? The darkest pitch-black comedy I've ever seen? It's basically all of these.
It helps that it has some good moments that redeem it, so you know it isn't just an exploitation flick. The stereotypically weak characters—the female intended victims, and the geeks—turn out to be overpoweringly strong, but with…