After the life-or-death battle on Ente Isla, Maou and company return to Japan to resume their daily lives, from the Devil King having his subordinates give him a haircut to the hero blowing off steam at the gym. But as the comfortable peace returns, there are still mysteries left unknown to Chiho. For instance--just how did the powerless demon boy known as Satan rise to become the Devil King in the first place?
The Devil King and his friends check out a wedding venue, buy swimsuits to work at the beach and...get marooned on a desert island?! This collection of original comic stories, drawn by a lineup of artists and fans of the series, collects episodes which may, or may not, have taken place during the main story!
A DANCE FOR THE ANGELS!Far from the now-familiar comforts of Japan, Emilia carries a heavy heart as Olba forces her to march upon Heavensky Keep. All hope seems lost, but a letter from Ashiya hints that Maou is coming to overturn the situation! Facing each other on the battlefield, the two join together to buy some time and force heaven’s carefully written plot off-script…!
In the heart of the Bluehorn clan's fortress, a young Satan confronts their chief, Adramelech. Defeating him would mean adding the Bluehorn's strength to his army, but can he surmount the overwhelming difference in power?! Years later, a now adult Satan will come face to face with Alciel, leader of the Iron Scorpions. How did the Demon King meet his most loyal general?
Much like her younger sister Acieth, something strnage has startedhappening to Alas Ramus. To help their baby girl, Maou convinces thereluctant Emi to travel to her family's home in mystical...Eifukucho. There,the Demon King is floored by the luxurious furnishings like a proper alcovefor the doorway, a full-sized refridgerator, and rooms big enough to actuallyspread out. He better get his bearings soon though, because this marks thestart of him living under one roof with the Hero andtheir daughter!
With the decisive battle on the horizon, Maou and Suzuno journey across Ente Isla on scooters, Olba forces Emi to become a figurehead for the militia, and Ashiya, kidnapped by Gabriel, takes the Azure Emperor's throne as a commander of the Demon King's Army. As the various schemes jumble together, Maou encounters unexpected trouble!?
Maou charges through a life-and-death battle to bring Emilia and Alciel back to Japan. Meanwhile, the objective of Gabriel and the Angels, as well as their hitherto unknown past forms, is finally revealed!
New management has taken over at the Hatagaya Station MgRonald locationeven as the veteran staffers leave one after another and Chiho isn't planning onshowing up anymore either due to college exams closing in. Still, trying toadjust to the new store order might be the least of Maou's worries since he'salso managed to rack up a huge debt with the landlady!!
Unspeaking disaster strikes when Maou fails the test needed to become a full-time employee. Right on the heels of this fresh failure, Kisaki suddenly announces that there'll be staffing changes, throwing the entire McRonald's work crew into chaos!
First published in 2016 by Kadokawa Corporation, Tokyo--Copyright page.