The Waldstein Academy is an institute devoted to studies on paranormal disciplines, thus becoming known as the Occult Academy. Maya Kumashiro returns to this place to attend the funeral of the former principal, Junichiro Kumashiro, her father. Maya, a skeptic who hates the occult, meets Fumiaki Uchida, a time agent from the future sent to 1999 to prevent the apocalyptic Nostradamus Prophecies from happening. The predictions state that the school will be ground zero of the cataclysm that will destroy the world. They must team up to discover not only what actually led to her father's demise, they have limited time to find out what is the key that triggers the beginning of the end.