A mother, a daughter and a younger brother were living poor after the father died. It depicts the struggle and the love of their mother for the sister and the brother who came to know that a big reward would given to the bereaved family from the royal government if they sacrificed a life to save everyone from the famine caused by the curse of the huge serpent. The sister volunteered to offer herself to save her family, but the god saw her dutiful mind and saved the family, who are safely reunited at the end of the story.