Tang Zhen slowly shook his head as he looked at the suspicious expression on the old man's face. His eyes still contained a malevolence and unwillingness.
"Your so-called immortal pill actually contains a type of strange insect from the very beginning. After you swallowed it, it has already parasitized your body and spread throughout your entire muscle tissue.
It can rapidly increase the explosive power of your muscles, causing your strength to increase by leaps and bounds, which will give you the feeling of rejuvenation!
However, the side effects of parasitism were too great. It needed to be fed with special medicine, or it would devour your blood essence. As long as you moved your limbs, it would devour your blood essence as a driving force.
Without the support of medicine, you will become a cripple in ten days at most!
