Absorbing the inner elixir

The first floor of Xuantian is filled with various herbs and elixirs, while the second floor is filled with skills and combat techniques. However, when they arrived here, the huge hall was almost empty, guarded by dozens of senior masters dressed in white clothes. There are wooden racks inlaid on the wall, each of which is independent and contains secret books. Below the secret book is an introduction to the skills and combat techniques, and at the very bottom is the price. After seeing the price,...