Who is Tanisha Scott from Bronx Masquerade and what is their importance?

Tanisha is described as a gorgeous, black girl, who inspires the envy of all the other girls. She light skinned, with fair hair, green eyes, and the boys are constantly hitting on her, and the girls hate her because they're jealous. As a result, Tanisha tries to downplay her looks, so people can see the real her.