Fantasy: What to Do? I Can't Run Out of Spiritual Power!

In Cang Ming Continent, the demons have awakened and ghost cultivators are in power. After Li Ming traveled through time, he activated the endless spiritual power system and was forced to inherit and become the master of the Demon Slaying Temple. Do you have the cultivation level of Yuanying realm during the Qi refining stage? Directly jump levels to become stronger! As long as you kill demons, you can become infinitely stronger? Very good! The world is full of demons! Tremble in despair at my feet, Li Ming!