After Kate, Humphrey, and their three pups are forced to relocate their den to Wolf-burbia, they discover Amy, a friendly raptor that magically came to life after being uncovered during a big dig! The pups and their forest friends show Amy the wonders of their new world, and must work together and try to stop the diggers from unearthing the dangerous T-Rex before it's too late!

Kate and Humphrey head out into the woods to look for food to stock up on for winter, and they leave their three pups with their parents. But the pups and the rest of the pack must venture out in search of them after the duo get caught in a blizzard.