When a malfunctioning “mind-enhancing” gadget turns last-minute Christmas shoppers into the technically undead, reluctant mall Santa Frank must trade his gift list for a weaponized candy cane.

With a ragtag team including a by-the-book security guard, a tech-savvy teenager, and a seven-year-old who still believes in Christmas magic, he’ll discover that sometimes the best holiday gifts are survival and redemption—if he can just keep his polyester beard from itching long enough to save the day.