Anna Pigeon is a former city slicker who became a park ranger after a devastating loss changed the t

　　基于Larry Watson所著同名小说，讲述退休警长乔治·布莱克利奇和妻子玛格丽特在失去儿子后，离开蒙大拿州的牧场，去达科他州寻找与外界隔离的危险一家人，解救他们年幼的孙子。而当他们到达目的地，