Void Era

In the year 748 of the Imperial Calendar, the war between the Valkyria Empire and the Arcane State opened the Gate to the Void... On the continent of Oresia, the roar of artillery and the glow of arcana together compose the prelude of civilization, and the magic that communicates with the void tears the sky of the entire continent... In the year 766 of the Imperial Calendar, an ordinary slave was reborn from the ashes... "Remember my name before I eat you whole." "My name is Ren." "You can also call me——" "No. 7-0417."