Hansel Gretel Witch Hunters

After getting a taste for blood as children, Hansel and Gretel have become the ultimate vigilantes, hell-bent on retribution. Now, unbeknownst to them, Hansel and Gretel have become the hunted, and must face an evil far greater than witches... their past.

Jonah and Ella Mazer are typical teenagers, but strange and frightening things are happening at their new school. They learn that all of their classmates are descendants of witches -- and the two are destined to die.

An intense new marijuana strain named “Black Forest” is taking Los Angeles by storm, and Gretel’s stoner boyfriend can’t get enough. But when the old woman growing the popular drug turns out to be an evil witch, cooking and eating her wasted patrons for their youth, Gretel and her brother Hansel must save him from a gruesome death — or face the last high of their lives.

The Grimm Bros. tale of the brother and sister who wander into a witches' house, but told with a more adult slant (in other words, lots of nudity).