Dantalion and Sytry must return to the netherworld when the four Kings of Hell come together for their annual summit.  None among the crowd realize that the Grand Duke Baalberith has secretly sent a horde of demons to the human world to kill William, the Elector who inherited King Solomon's soul.
With your identity now known, 
things cannot continue as they have before.
Ahora que se ha conocido tu identidad, 
las cosas tendrán que cambiar.
Ahora que se ha ha dado a conocer tu
 identidad, las cosas tendrán que cambiar.
Com sua identidade sendo de conhecimento
 comum, as coisas deverão mudar.