spellcasters bringing in this rakish runologist and shopkeeper, looking for anyone else who spends most days in diagon alley, people at the ministry he's worked with during his fleeting times consulting for them, anyone he's made suspicious with drunken politicizing on saturday nights or general weird fascination with things that are old/cursed/rotting, the people who drunkenly politicize with him, anyone he's seduced or offended by attempting seduction, '08 hogwarts alum, etc.