Freaking awesome. Badass Meiling/Kyouko vs Psycho Flandre/Sayaka, and a Homuhomu/Sakuya to the rescue.
Now, stop both of them…No… you go there and stop both of them.If you're worried about the mansion, I've expanded the space inside so there shouldn't be a problem with that.So she wants to keep the plot true to the original...