Bureau 749: I Asked You to Catch Demons, So Why Did You Kill Them All?

【Decisive and ruthless】【Merciless】【Demon Slayer】 Every ten thousand years, a new era of civilization begins. The earliest traces of humanity date back six million years, and one civilization after another that should have vanished returns to the world. The elemental civilization from the ancient age of chaos. The mythic civilization that once stood at the pinnacle of the universe, where gods fought for supremacy. The Three-Eyed Civilization, born with supernatural abilities and ruler of several eras of civilization. Atlantis, with its limitless energy, traversing the sea of stars. Yang Ming wields several kinds of calamity power. By killing demons, he gains experience and techniques, and levels up at a speed that shocks Bureau 749 as he unearths one ancient civilization after another. After returning from the Golden Clan, he unexpectedly encounters a spirit he once rescued: a breathtaking fox demon.