The Last Disciple Invites His Ancestor to Die

From Demon Lord of Ash to bottom-tier janitor—my reincarnation couldn't be more humiliating. Once I commanded world-ending flames and demon legions; now I sweep stairs and scrape crane droppings at the Qinglan Sect, forever stuck at Qi Refining Level 1. My only assets? Fragmented memories of my former glory and a glitchy "Myriad Phenomena Deduction Simulator" that's more burden than blessing. I'd resigned myself to obscurity—until a demon attack during the Outer Sect Competition forced my hand. One casual gesture, one "rustic country method," and the beast fled in terror. In the stunned afterm…