Who knows.

[ She echoes in a faraway voice. She doesn't want to imagine, there are so many ugly things in the depths of the universe's imagination. ]

Yharnam sat atop an ancient city that knew of the old gods. An explorer found their secrets and brought it up. Those secrets rotted the city from every avenue.

[ That's her nightmare. That's what she imagines is capable. This world is rotting and she has to save it this time. ]