We're Going on a Bear Hunt follows the intrepid adventures of siblings Stan, Katie, Rosie, Max, the baby and Rufus the dog, who decide one day to go on an adventure in search of bears. Coming up against a host of obstacles the family ventures through whirling snowstorms, thick oozing mud and dark forests on their ambitious quest. But when Rosie and Rufus become detached from the rest of the party it looks like bear-hunting might not be such fun after all..