[AU] Kirino Ranmaru is a bored student at St. Raimon Academy, an all-girl school. Using one of the books her father sent to her, she unleashes a Demon, and then begins to investigate the disappearance of stray cats from the school's campus in the hopes of unmasking the virtuous priest, Father Shion. [Fem!Kirino] [Warning: May offend religious people]