The Understanding Is Against the Sky, Mining the Martial Saint

The spiritual energy revived and demons were rampant. Lu Fan was born at the bottom and was forced to make a living by mining and hunting demons. It only took him a few days to master the techniques that others had to practice for decades to perfect. I thought I could only be a low-level miner for the rest of my life, until that day, an ancient immortal corpse was dug up deep in the mine... The immortal gate was shaken and evil spirits rioted, but Lu Fan silently picked up the broken jade slip next to the immortal corpse...