From the Chaldea Security Organization’s Arctic base, humanity’s last Master, Ritsuka Fujimaru, and his Servant Mash Kyrielight have traveled through time and space to six disparate countries and eras, all to reclaim the future stolen from the world in the Incineration of Humanity, a dread cataclysm engineered by the King of Mages in his attempt to wipe out the human race.
And now, to repair the final Singularity, the pair begin their journey to ancient Mesopotamia.
As soon as they arrive in this land where gods and men live together, they are assaulted by an overwhelming number of Demonic Beasts. And just as suddenly, a beautiful girl falls from the sky...