Harry had gotten into Hogwarts School of witchcraft and Wizardry but gotten himself into Slytherin House, much to his Happiness. Hermione and Ronald had left him soon enough and Ginny had Cheated on him with Dean Thomas. With all this Betrayal he Turns into a Second Tom Riddle and hangs out with the Slytherin Trio( Draco,Pansy and Blaise) Harry had Gotten Blood-adopted by the Gaunts not so long after. And he is Related to Lord Voldermort himself
5 parts