Within the Thunder Pond, Zhou Xun sat cross-legged, completely naked. Hovering above his head was his life-bound Dharma Treasure, the Thunder Pond, which continuously absorbed the thunder energy from the surrounding lake of thunder plasma to replenish itself. Zhou Xun, meanwhile, mobilized the mana within his body, guiding the dense thunder-attribute spiritual energy from his surroundings to flow slowly into his physique. Under his precise control, the violent thunder energy behaved like a tamed beast, traversing specific meridian pathways. Threads of thunder arcs continuously tempered his muscles, bones, and internal organs, bringing waves of sharp pain while simultaneously igniting the potential deep within his body.
Zhou Xun’s expression was solemn, his focus entirely on sensing every change within his body, not daring to slacken for even a moment. As time passed, the thunder energy inside him grew increasingly turbulent, as if sensing Zhou Xun's challenge, and it began to crash against his body with growing ferocity. Bolts of electricity struck him like sharp blades, appearing as if they intended to consume him. Simultaneously, Zhou Xun pushed his Body Refining Technique to its limit; his body felt as though it had transformed into a massive iron ingot, undergoing constant hammering. Each impact and subsequent refinement made his body even more formidable, bringing him closer and closer to the tenth level of his Body Refining Technique.
Just like that, thirteen days fla…
Chapter 620