In a post-apocalyptic world of vampires vs. humans, Yuichiro brings vengeance upon his vampire overlords! After trumpets of the apocalypse proclaim the fall of humanity, vampires arise from the shadows to rule the earth. Yuichiro wants just one thing—to get revenge by killing each and every vampire. Yu and Mika continue to watch as long-lost, forbidden memories of the past unfold before their eyes. Paimon reveals the truth to Mikaela—that his existence is taboo and a threat to his father, Sika Madu. Distraught, the angel Mikaela takes matters into his own hands… Sika Madu watches as the perfect world made to reach the heavens crumbles around him and in a final desperate attempt, uses the Tower of Babel to enact the ultimate sin…