Cultivation Relies on Elixirs, but There Are Problems with This Medicine.

The world is strange. It is obviously a world of cultivating immortals, but why do people have their vitality and blood sucked by some mysterious force in the dark night? Cultivation requires medicine. Without the support of medicine, even ordinary martial arts cannot be started. But the herbs in this world will be eroded by some kind of power. After taking them, while improving your cultivation, it will also slowly erode your life. My name is [Li Yuan]. Fortunately, I have awakened the system.