The Inner Qi contained within the dantian suddenly surged out, smoothly running along the cultivation route of the ninth layer of the Cold Ice Technique.
"Agitate..."
Upon reaching the Ninth Rank, Zhu Bufan discovered that cultivation was no longer as smooth as before; instead, it felt sluggish and painful. However, Zhu Bufan was not worried, as he had learned from Zheng Changde that this was a method of strengthening the most vulnerable parts of the body.
And this method is known as agitation.
At the same time, the peculiar fluctuations of Inner Qi generated a tangible energy wave that penetrated into the internal organs and bone marrow.
This degree of pain was really nothing to Zhu Bufan, and he directly dismissed it with his willpower.
"Hoo!" He exhaled a hot breath of foul air and slowly concluded his cultivation.
"Too slow!" Zhu Bufan was dissatisfied with his current cultivation speed. "Body refining techniques, could it be the Hanhai Tide Skill?"