What is the setting and theme of the novel triumph of doggedness by stephen ekwealor

Determination to matter and triumph over adversity:

It is a True story  a girl who faces paralyses due to ill treatment of her by her parents.The little girl's father is a man of harsh behavior, who don't treat her well and her mother is neglectful woman. Who don't have the sense to nourish her daughter in a good way. As she is lost in her own desires and way of life, which leads the little girl to a miserable condition of being paralyzed due to the reason that she is not vaccinated by the Salk's polio vaccine. As inside the story there's author determination to matter and triumph over adversity. The daughter of a violent father and neglectful mother, she is paralyzed after receiving Salk's polio vaccine.