So the Devil Became a Bard

When the Demon King was attacking the brave team against him, he was obsessed with admiring their adventures with a magic mirror. Until the brave man and himself "die together", the demon king disguised himself as a human and came to the royal city. Seeing the laughter and laughter of the humans who had forgotten the brave man, the demon king was full of questions. The weak half-elf who has a crush on the hero is crying and looking for a new lover; The honest and straightforward warrior immediately took over the brave man's position and became a big drunkard; The guy who always cowers and hides behind the brave and is afraid of death has become the idol of many girls. The Demon King clutched his heart, an urge to chase after something went wrong filled his face with absurdity. ——No, if you don't care about the brave man so much, wouldn't it make me, who nominally died with him, very embarrassed! So, the former Demon King threw away the Demon King Sword, picked up a white paper, and began to travel around the country to promote the adventure story of the brave Eureka. During the journey, the Demon King gradually unlocked the secrets behind this world. Purpose: World peace