Autistic Potter and the Goblet of Fire

Harry Potter, the Boy Who Lived, is a young and abused Black boy with Asperger's syndrome, and is hated by his guardians, the Dursleys. A little over a week before his birthday, he discovers that he is also a wizard, and the Dursleys knew all along. Not only is he a wizard, but he's also famous in the wizarding world! An AU fanfic. Book 4 in a series.