Marty and Clark Davis's daughter Missie and her husband had homesteaded land in the far West, many weeks' journey away by covered wagon. But with the coming of the frontier railroad the miles are suddenly bridged, making possible their long-awaited reunion. Grandparents Marty and Clark are thrilled to meet their two little grandsons for the first time. Missie plies her mother with questions about her brothers and sisters while Willie shows them around his successful ranch. Then their joyful reunion is shattered by a tragic accident.