After how well they did helping a leprechaun, trolls, and a cyclops during their last few assignments, the misfits are tapped for another mission And not just any mission, but a top-secret one for a very special someone.

This time, they're headed to the North Pole Santa is dismayed because toys are being broken and candy canes are being stolen every night. The elves tell them of a local legend who they think is responsible: a great, big monster that roams the mountain, but Santa is not so sure. All he knows is that they're in danger of not having enough toys in time for Christmas Will the misfits be able to crack the case and save Christmas?