"But how come I've never noticed this before?"

As far as he'd been told, and as far as he'd estimated himself, it would take a few more decades for the cauldron to be entirely free of impurities.

He suddenly opened his mouth and spat out a small basin that landed in his hand. "It's definitely because of this Dragon-Nurturing Basin!"

There could be no other conclusion. The basin he had obtained from Qian Ting was designed to nurture enchanted treasures. Over the past six years or so, he had kept it within his sea of qi to nurture the Primordial Unity Cauldron and the Moonbreak Wings. Before he knew it, the wings had advanced to the middle grade. And while the cauldron seemed perfectly unchanged on the outside, it now seemed that it had actually been improving steadily...