A Flame Can Ignite A Wildfire

Harry and Hermione are killed during the final battle, and are sent back to the Marauders Era, reborn as Hermione Celeste Flamel and Harry Matthew Flamel, children to Perenelle and Nicholas Flamel. Destiny and Fate are thrown into chaos, seeing as the twins have changed everything by simply being born. After all, they say a flame can ignite a wildfire.