The Dark Lord's Equal

What if the sliver of Lord Voldemort's soul in Harry's scar wasn't a Horcrux at all. Instead, when the Dark Lord's curse rebounded that Halloween night, a piece of his fractured soul sought out the one thing that had felt similar, equal even. And after his abuse suffered by the Dursleys, Harry shows up to Hogwarts with a very different outlook on things. Dark Harry! TR/HP SLASH