Ghost of Privet Drive

"Fix it" said the Fates. "Fix what? With what tools and skills?" I asked. Being dead was only the first of the obstacles. And then I found myself in an understairs cupboard listening to a little boy quietly sobbing. Oh. Fix THAT. In which a sarcastic old git is dropped into the awful childhood of Harry Potter. SI-ish. Rated M for foul language and canon-level abuse.