With the mysterious bacteria spreading into a sea of corruption, the royal siblings Hime, Sylvia, Sherwood, Gilliam and Fuhitogather together at last. In the ends of the otherworld, the decisive battle of battles unfolds (Princess Sea of Corruption, Princess Genesis). Then, tragedies at a school cause ghost stories to come to life (New Theory Princess of Occult Research). And finally, the souls of Hime and her blood warrior face judgment (Princess Ruling)!