The Unstoppable Yellow Yeti
Small town life above the Arctic Circle snowballs out of control when an enormous, outrageous, and unstoppable Yellow Yeti arrives in town and befriends two 12-year-old kids.

When Gustav, Osmo and Rita get locked in the Town Hall with Rufus, paranoia causes all four to suspect each other of being a shapeshifting monster. They must build trust to escape.