1960in 2019, due to natural disasters, three thousand orphans from the south were sent to the inner mongolia grasslands and were taken by mongolian adoptive parents who loved boundlessly. ddd。 the older brother chaolu, the younger sister tonggalaga, and bi ruoshui and asenghua, who are similar to their brother and sister, each have different personalities. some are generous, some are shrewd, and some are gentle. after they were adopted by different families, they have different life destinies. after more than 50 years of life experience, some have become wealthy businessmen, some have become government officials who care about the grassland, some are kind-hearted in practicing medicine to save people, and some have experienced the ups and downs of going from an iron rice bowl to laid-off and re-employment, but they have all taken root in the grassland, worthy of the raising of their adoptive parents and their own lives.