Summary
After conquering 665 realms, the Demon King finally turned his sights on humanity. A courageous hero halted the conflict through a sacred sacrifice, allowing civilization to endure. Now, a new ruler has emerged: Demiourgos, the 666th Demon King. Unexpectedly, he announces his resignation and abandons his throne. This tale follows the runaway monarch and the loyal hero who chooses to serve at his side, embarking on an unforeseen journey together.