She and Ron hurtled out of the Burrow and towards Harry, who was diving away from two Dementors on his broom above the Weasleys’ pitch. He could cast a Patronus, which Hermione had taken care of as soon as she realized that Remus was right there during their third year and could teach him more "naturally" than either she or Ron could have done. It was a shame Snape had still exposed Remus as a werewolf at the end of that year, something Hermione hadn’t thought to watch for.