Some things are extremely difficult to do. Some things, no one can avoid.
In the cave provided by Ai Sizhe, Ma Lin felt his progress was too rapid.
Every minute, he could feel changes occurring within him.
Two months passed, and he managed to achieve quadruple resonance. If it weren't for this place, he didn't know how long the process would take. Would ten years be enough?
As the difficulty of a task increases, the required time multiplies geometrically.
This training method was truly impressive, very scientific and reasonable. If one persisted, continuous progress was certain, but it might take a very long time.
The cave solved this problem for him.
And the reason he had acquired the right to use this cave was because he had shown his commitment.
To show such commitment was extremely challenging. Ordinary people couldn't do it.