Following Al's restoration, the Truth sends the Elric Brothers to another universe with zero information. Neatly forged paperwork lands Ed a job teaching summer school remedial chemistry to children who are older than he is. Due perhaps to cosmic ineffability one of these summer school kids can lead the Elric brothers to precisely who the Truth had in mind. Book 6, Brotherhood.
Dudley Dursley's university boxing team goes on an exchange trip to Waseda University in Tokyo. There, he meets Yamaguchi Kumiko, unofficial player for every single Waseda men and women's sports team. Still in university herself, turning rough-edged boys into men is already her specialty.
Captain Horatio Hornblower was never so thankful for his noncommittal cough as the day he drank coffee with a scruffy man called Ryuzaki, despite the two centuries long gap between their lives.
Rita Skeeter knows in her bones that Dumbledore and Grindelwald were lovers. But does she put it in the book?
Neville and Luna meet again at the 2014 Quidditch World Cup. Married to Rolf Scamander and Hanna Abott respectively, they are, at least, a semblance of happy. Reflections on life, the war, and the marriages that neither will even try to get out of. Rated T for theme.