The most powerful demon king, Lucifer, has long exercised absolute power over the demon race.
He spent several hundred years sleeping, eating, and making love with his dearest wife in their harem.
The Demon King started looking for a formidable foe since he was sick of sleeping.
Why doesn’t the hero visit him to defeat him? Despite the fact that he has been waiting so long.
Then Lucifer changed into a human and made the decision to visit the military academy, which serves as a school for aspiring heroes.
Enrolling at the school is the best way to find out what’s inside.
He enrolled safely and finished the entrance exam quickly!?
This is the story of how the most formidable demon king accidentally becomes the most formidable hero.
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