As Melanie attempts to deck the halls in a house overrun by pampered Poodles, her event planner friend, Claire, is busy playing Santa for the wealthiest clientele on Connecticut's Gold Coast. A personal shopper gig in the affluent town of New Canaan seems like business as usual. Except Claire's stylish stint comes at a higher price than she bargains for when she stumbles over her newest customer's dead body. Named a prime suspect for murder, she begs for Melanie's help, then vanishes like cookies and milk on Christmas Eve . . .

Determined to track down Claire, Melanie and her nosy Aunt Peg dash into a dizzying investigation. But with a grinchy New Canaan detective on their case and disturbing clues piling up like presents beneath the tree, the crime-solving duo must hurry to rein in a sinister Kris Kringle before they're the next ones on someone's deadly wish list . . .