Eight different people are invited to their 10-year high school reunion at their now-closed down high school where a former student, disfigured from a prank gone wrong, is there to seek revenge.

It's just days before Christmas in London, but not everyone is full of good cheer - as a maniac with a pathological hatred of Santa Claus stalks the streets, butchering any man that’s unlucky enough to be wandering around dressed as Old Saint Nick.