Monk becomes a social pariah when he shoots a man dressed as Santa Claus. Can he clear his name and foil a larger criminal plot in time for Christmas?

Voodoo appears to be the only explanation when unmarked dolls sent to San Francisco residents accurately predict a series of inexplicable deaths -- including, perhaps, Natalie's.

Natalie tries to throw a surprise birthday party for Monk while he investigates the mysterious death of an office building's maintenance man.