@Calatrava
Just wanted to say thanks for taking over this game :)
As for multiple witch theory, they could all technically be apart of the same one. Like maybe she produces these little brain bugs that infect innocent people and slowly turn them into another weaker version of herself. Or she makes some witchy clones some other way? But a coven dedicated to ruining death school sounds good too.
Demon worshipers?
Oh and Drakus would save her, he would just be very nonchalant about it, maybe scoff at her.
Rei would, of course, would be horrified.