The Demon King Is Too Curly

King Juan traveled to a different world and became the Demon King of War 5.​​ At this moment, powerful enemies are pressing down on the territory, and the demon clan is on the verge of overthrow.​​ Fortunately, Yan activated the [Demon City Management System], and the growth of the demons is the source of his strength!​​ So, he decided to use the iron fist of the operating company to manage the demons.​​ Now you can finally open the book to your heart's content!​​ No one under your command? It doesn't matter, beauties of all races are given away for free one after another.​​ Worrying about combat effectiveness? It doesn't matter, the opponent will automatically attack with brain support.​​ A strong enemy is coming? Sorry, your companion is mine.​​ ​So, this is a fantasy story that is not too serious, maybe mixed with some passionate plot (sidelines).​​ After all, war is not just about fighting and killing, but also about human relationships. ———— Newcomers and new books invite you to go on a fantastic journey together!