Releasing the Artifact of Protection from the influence of its crazed Artifact Protector should let it operate normally. Make it happen.
Step 1. Defeat YamennesThe guardian of the Artifact of Protection in the Abyssal Splinter. His obsession with the protection of this artifact has changed him, and any attempt at destroying the Huge Aether Fragment makes him furious. He may appear either as Yamennes Painflare or Yamennes Blindsight..
Step 2. Operate the Artifact of ProtectionThe source of immense power that sustains the Abyssal Splinter. It affects every living creature there. Destroying the Huge Aether Fragment destabilizes it..
Step 3. Report to MichalisThe Governor of Reshanta, at the Teminon Fortress. He is an austere and serious man, yet always willing to train a new Daeva..