内容简介：
Their lives were hard and monotonous, but Father made each day's trek less burdensome by singing out his praises for finding their last meal or simply pleasant weather. Mother joined in with a beautiful harmony and the children sang along with zealous spirits. Only their grandfather remained silent. His granddaughter believed that her grandmother had taken his voice, when she perished on their journey a week now past. Mother told her daughter that her grandfather would need time to heal and his voice would return when he found his heart again. It was at that very hour the little girl decided to search diligently for his heart so her grandfather could sing again once more. Every journey became a fervent search for the lost heart..