Akuto Sai's story centers on themes of love, magic, and conflict. He aspires to join his nation's most esteemed order of magicians and contribute positively to society through their religious institution. On the day he enrolls at Constan Magical Academy, an aptitude test forecasts his future profession: "Devil King." This sets the stage for a challenging academic experience marked by resentment from a female class leader, attraction from a girl with enigmatic abilities, and protection from a stunning android woman.
Ichiban Ushiro no Daimaou has been published digitally in English as Demon King Daimaou by J-Novel Club since July 2, 2017.