痴情老鼠马特铤而走险，偷偷闯进了“大家伙”家里的楼上，只为与自己心爱的老鼠娜塔团聚。马特渴望与她逃到“外面”，开始新的生活，可是他的行动招来了种种危险，酒窖其他老鼠不可告人的秘密也令两鼠陷入了生死的险境。

Follow Mat, the Scavenger, on his long journey to find his way back home. Experience a world full of threats from a rat'