"However, while this power is extremely potent, it is also very difficult to control. You need to practice diligently and slowly integrate it into your physical body and True Qi before you can truly master it," the Old Sword Spirit reminded him.
"Understood. I will work hard on my cultivation," Jiang Feng nodded.
Over the next five days, Jiang Feng attempted to harness that power, though the process was far from easy.
Chapter 638