Quote:
Originally Posted by risingstar3110
Maybe both Rika and Hanyuu couldn't accustom with Hanyuu's corporeal body since they have lived with Hanyuu's "ghost" form for the past hundreds years. So Hanyuu decided to return to her normal form and clear everyone's memories about her.
Their living cost would be lower that way as well, (and Rika can be back to her sadist self -> punish Hanyuu whenever she want)  |
There's no evidence that Hanyuu can affect people's memories or that her corporeal presence caused problems to those around her. And all the worlds were different, so none of the other characters have existed for 100 years.