A Special Guest

AU. On a field trip to Grimmauld Museum, an unexpected but special guest is coincidentally there at the same time. The-Boy-Who-Lived Novel series is all these kids know. What questions will they ask? If you liked Delusions of Granger... then try this. V2 As a special service, Ch. 2 Hermione A History. See what led up to the events of Ch. 1