The Spiritual Energy Is Exhausted, I Use Ice and Fire to Refine the Devil

Twenty thousand years ago, demons from outside the territory invaded, and the eight peak forces joined forces to fight against the enemy. In the end, there were heavy casualties, and only a few sects still had remaining strength. In that battle, the most powerful Heavenly Demon Emperor was not destroyed, but was dispersed by the strong human race, and his body parts were sealed throughout the continent. Now, the seal is beginning to loosen, and the aura on the continent has become very thin due to the previous war. There are only a handful of new strong men who have emerged in these years. How can they survive the crisis this time? A young man who traveled from Blue Star, Wu Chen, went to the cliff to pick rare herbs in order to help the seriously ill village chief. However, he accidentally fell off the cliff and discovered at the bottom of the cliff a top-notch technique left by a strong man thousands of years ago...