What Am I?

Your a bad girl of New York city.
U have a power.
Nobody knows what it is.
You have a mate but you don't know it.
Will you be able to control and find out what you are? Or will you lose all hope and control and turn dark?
And you get pregnant. But someone else finds out.
And he raise that child with you . But he isn't the father. How Will the really father reacted when he meets his child .