Wow
Very nice, made me cry at the end. This is one of the reasons I read fanfic -- more depth to the canon characters. Love to see a bit about Edie's first year/Sorting (hint, hint).
But really, those last lines are the best:
"They told me you were a great man," she said, her lips trembling as she smiled. "I never knew..."
He felt his own mouth twist. "I assure you, Dora," he said, looking deeply into her eyes. "Neither did I."