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. Ferid has successfully coerced Shinoa Squad and Mika into joining him and Crowley on a field trip to Osaka. According to Ferid, the purpose of the trip is to see the truth behind the calamity that ended the word-ground zero of the apocalypse. But not all is as it seems, as vampire nobles from across the world are also converging on Osaka!