She has an aversion to being touched by men as a result of her adoptive father's attempt to molest her. After discovering that she was adopted, she initially refused to meet the Monteclaro's, blaming them for her sufferings. She later runs to the Monteclaro's in search of her biological mother, who she believed had sent her away. While at first she viewed them as rivals, Nina eventually developed a friendship with Anna and Karen.
Nina
Anna