Harry potter fanfiction where my demons hide

What if you were different from all. You had a demon inside of you,but you couldnt let it go. What if you were the duaghter of Bellatrix Lestrange and Lord Voldemort? What if you attended Hogwarts and Harry potter fell in love with you, but didnt know you were the daughter of the person you killed his parents? Join katherine on her jouney, where the Demons shall be unleashed, and where all the questions shall be answered.