C2002 The Downside Is That There Is No Persistence

Liu Lei had always trusted the words of the Dark Emperor Sword.

It was the Nameless Arts that was helping him refine the Yin Qi.

This kind of refinement, was different from refining using an evil technique. It would not become a Evil Cultivator.

Rather, it was to strengthen his own cultivation.

Liu Lei had done this kind of refining before.

However