If all these monsters of the week get deducted from the general's paychecks in magical girl animes that explains why there are rarely ever two Monsters of the week in the same episode. At least it would work as an explanation and in something like Pretty Cure 5
At this point, I believe she's got to have at least one succubus somewhere in her family tree. Like a great great grandmother or something. All that lewd aura has to come from somewhere.
Logically, wouldn't it work to go for the bad end, but avoid the actions that kill her? That way she'd survive and wouldn't be exiled. Unless Fate is too strong and would force the exile if she didn't die...