The more and more I read this, the more and more I feel that everything bad that happens to these characters is somewhat deserved. Especially Tewi and Ran.
Mokou's pretty much fine. She doesn't really deserve to have Keine happen to her repeatedly, and Marisa definitely doesn't deserve to have Reimu happen to her.
Hey, is it okay to kill her?AnnoyingYou do little evil, so you're the real little devil, huh!There there.
Mistress is very kind. There's no need to rush things.Don't touch me.Oh? Oh? So greedy! Then how about middle devil! Is middle devil good!?