Aya's an Ishgardian - she escaped from the city around the time of 2.0's release. Her brother is a black smith and mostly a weaponsmith these days within the city. Aya herself is something of a savant with mechanics and gears, but doesn't consider it much of a thing (and the only people who likely know about it are those she's gone to for parts)
I'm not sure if there's anything super obvious to work with there, but there's the possibility for hooks if we wanted to pursue them!
I'm not sure if there's anything super obvious to work with there, but there's the possibility for hooks if we wanted to pursue them!