Yang Chen did not know how many levels he could reach.
Where was his limit?
As he asked himself this, Yang Chen began cultivating with focused concentration, absorbing the layers of Lightning Essence, which were of immense use to the Lightning Movement Technique, into his body before refining them.
The further one progressed with the Lightning Movement Technique, the harder it became to cultivate.
The seventh level and Eighth Level looked as though they differed by only one word, yet the gap between them was terrifying. Yang Chen endured within the Thunder Cloud Pool for more than an hour, but his progress still did not seem especially ideal.
It was not until the second hour, the third hour, and even half a day had passed that Yang Chen abruptly opened his eyes.
"Success!" Electric sparks flickered around him, and the lightning aura on Yang Chen's body grew markedly denser. Those who understood would know that this was a sign of entering the Lightning Movement Technique eighth level.
"The eighth level is complete. Next comes the ninth level." Yang Chen murmured.
He did not know whether his physique and understanding of the Lightning Movement Technique could support him in reaching the ninth level.
Yang Chen once again entered an utterly calm and focused state of cultivation. This time, it lasted even longer. In the blink of an eye, three days passed, yet Yang Chen remained within the Thunder Cloud Pool without the slightest sign of movement.
It was not until the fourth day that faint pain appeared on Yang Chen's face. Clearly, within the Thunder Cloud Pool, he had reached a certain limit of endurance. His physique could no longer withstand such an immense influx of lightning power, and his understanding of the Lightning Movement Technique seemed to have reached its