C195

However, a 2-star pill was insufficient. A single 2-star pill required a hundred low-grade prehistoric stones.

This was already all the Primordial Stones that a disciple at the second level of the Longevity Realm would get in the Heavenly Demon Sect in a month. It was also one tenth of the Primordial Stones that a disciple at the third level of the Longevity Realm got in a month