@Duesal, I think you are digging far too hard. That will just put her on the defensive and not net us any answers.
Posting my batch for now. Need some food and will probably add to the list later.
[X] Questions
-[X] Why the meeting in this manufactory?
--[X] Is it warded against prying eyes?
---[X] If not, Bloodwish Mages Private Sanctum.
--[X] Does she have reason to assume that her private properties are not safe?
--[X] Does she have reason to assume that others would try to listen in on this meeting?
--[X] Does she possess secure means of communication?
-[X] Ask her if she is a mage herself and if so what kind, or merely bought her enchanted gear and if so, where.
-[X] Ask her about magic in Myr in general and the skills and abilities of her guild in particular.
-[X] Is the Glass Golem the result of preserved pre-doom lore or did they do their own experiments to develop it?
-[X] What is her relation to the other factions in the ruling council?
-[X] Are there other influential parties in the city that we should be aware of?
-[X] What is her background? Is she a noble by birth, rose through the ranks of the guild or something else?
-[X] Every Free City has had some manner of magical mishap without exception... save for Myr. How is it that a Daughter of the Freehold managed to weather the changing tides of the world unscathed?
-[X] Is she aware of any activities by Fey, Fiends or similar forces in Myr itself or its held territories?
-[X] What are the economic interests and activities of her guild? She mentioned concerns about luxury trades, which implies that glass-making is not the sole focus of their operations.