A bright young yeti finds something he thought didn't exist—a human. News of this “smallfoot” throws the simple yeti community into an uproar over what else might be out there in the big world beyond their snowy village.

A scheming raccoon fools a mismatched family of forest creatures into helping him repay a debt of food, by invading the new suburban sprawl that popped up while they were hibernating – and learns a lesson about family himself.