Harry was framed by friends he thought were muggles. He's dragged away like Sirius was, laughing manically. While breaking out a strange event occurs, and now he's part dementor and starts on the dangerous path to an uncertain future. no slash

Genius and insanity were always separated by a thin line. After the war forces Harry to cross that line, he finds himself exiled. As forgotten terrors reemerge to wreak havoc on Britain all hopes fall, once more, upon the fallen hero. Insane!Dark!Harry

AU. Dumbledore gave Tom Riddle the job Professor when he applied. When Harry enrolls in Hogwarts, Magical Britain has been embroiled in decades of clandestine conflict and he soon finds himself in the centre of the nebulous struggle for power. M for lang.