Exasperating Females and the Trials of Theseus Scamander

They first met during the Great War and he formed a bit of a crush on the elusive woman. They met again during his training as an Auror and it was her turn to be awed by his skills. Now their paths have become intricately entangled as the world between Muggles and Wizards grows ever thinner in light of Grindlewald's efforts to destroy all of life as they know it. Thes/OC slowburn