Driven out of their cozy house by the rat catcher, the Borrowers find themselves homeless. Worse, they are lost and alone in a frightening new world: the outdoors. Nearly everything outside -- cows, moths, field mice, cold weather -- is a life-threatening danger for the Borrowers. But as they bravely journey across country in search of a new home and learn how to survive in the wild, Pod, Homily, and their daughter, Arrietty, discover that…