Follow the story of Don Browning, a middle-aged writer, who returns home and decides to finally take his father's ashes to his childhood home, as requested. But when Don discovers Grandma's house is now a grocery store, he begins traveling across Iowa searching for a proper resting place for his father. Leaving Iowa is a postcard to anyone who has ever found himself or herself driving alone on a road, revisiting fond memories of his or her youth.