daydreamed too hard and i already have world building for that chaeya royalty au... i was thinking the eclipse dynasty being a part of khaenri'ah (obviously) and being a part of the world below (or abyss but in my daydream it was "the world below"), and how monthly, there would be an opening to the world above so people can go back and forth, and trade. there's khaenri'ah and whatever kingdoms up there...

i was thinking how the eclipse dynasty had this alliance with another kingdom on the surface of which diluc is the prince of. so during the monthly opening-to-the-surface, these kingdoms hold a sort of festival or celebration. and i imagined kaeya introducing childe to diluc...