Nan Suisui opens her eyes and is reborn as the little daughter the old Nan family has waited twenty full years for after birth. The old Nan family has been poor for generations, her parents have frail bodies, and several older brothers never get enough to eat year-round, making ends meet a struggle. Fortunately, she carries a jade pendant space with her, inside which are sweet spiritual spring water and secret treasures left by predecessors. The spiritual spring water can nourish the body, quietly conditioning her parents' and brothers' chronic illnesses, and the originally frail family gradually becomes strong and vigorous. Suisui brings her own koi good fortune, and good luck follows wherever she goes. Going up the mountain always brings plump game, entering the mountains to pick mushrooms and dig herbs returns a full load every time, and occasionally valuable mountain goods can be found.