Hadrian James and Catherine Aquila Potter, are the Potter Twins. Hadrian being the Boy-Who-Lived and Catherine, the Imperator of Slytherin. As they grow up, they face trials and tribulations. Being separated years before Hogwarts, the twin bond is already weak. But with Catherine's secrets it weakens. With Manipulations from a manipulative old codger, the twins face difficulties.
During 5th Year, Umbridge receives a collection of books with a note, getting students and various external guests, the people read through the life and various secrets of Phoebe Potter, elder twin sister of the 'Boy-Who-Lived'. There will be changes to canon.