After Ten Years of Killing Demons, I Was Told That I Was Actually a Demon Dragon

When he woke up, Guan Ning came to a world full of monsters, monsters, and immortal cultivators. Carrying a red cauldron can refine everything and obtain corresponding treasures. Refining the two-tailed fox demon and getting the charm suit! Refining the dead wood demon vine and obtaining the demon whip! ……… In order to obtain treasures and increase his strength, Guan Ning was either killing demons or on the way to kill demons every day. After ten years of practicing slaying demons like this... Suddenly someone told him that he himself was a demon dragon? ………