The Demon King Overrun by Heroes

Synopsis

[By the Studio that brought you <Surviving The Game as a Barbarian> and <The Player Hides His Past> and <Heavenly Grand Archive’s Young Master, and many more!> ]After diligently following the “demon king’s standards,” I ended up getting killed by the heroes.What, my tower and I are a custom-made hunting ground for heroes now?With this chance at life regained through regression, to hell with the damn demon king’s standards!This is the story of surviving as the hard-headed(?) demon king, Berje!