Spirits, ghosts, curses, and charms! The school festival may be over, but a series of mysterious happenings around the academy promises to keep Monica and the rest of the student council busy. As winter break approaches, food begins to disappear, a lost girl turns up at school, students start seeing ghostly balls of fire, and the second prince becomes the target of a dubious charm. Whether the trouble is big or small, Detective Monica and her mystery novel obsessed familiar, Nero, will get to the bottom of it with help from their friends and a little unchanted magecraft!