Halloween has been getting out of hand for years. Roving bands of costumed children roam the neighborhoods of America, demanding tribute in the form of treats. Pray for those ill-prepared adults who don't have any to give them. "Tricks" can include property damage, assault, and, in some cases, even murder. To make matters worse, a historic chocolate shortage has ensured that this is going to be the worst, bloodiest Halloween yet. One family is determined to hide, to survive, but their own shortcomings are just as likely to get them killed as the mobs of desperate trick-or-treaters outside.