Lu Ren returned to Qingyao Hall, constantly reflecting on the battle he just fought, feeling that there was something wrong with his Thunder Sword.

After a long time, he finally understood.

"So that's it. My Thunder Sword is more powerful in a thunderous environment. In a normal setting, although I can still harness the Thunder Tribulation Sword Momentum, its power is significantly weaker!"

Lu Ren muttered to himself.