The failed experience in elixir formation is of course not very useful.

However, with these failed experiences as reference, if Wang Ping encounters similar situations when he builds the pill in the future, he can find a way to avoid it in advance.

It takes a hundred days for those who practice immortals to retreat and build foundations during the Qi Refining Stage. It is naturally not a year or two that practice immortals to retreat and build elixirs in the Foundation Establishment Stage.

Normally, it takes at least two or three years to determine the result of this retreat.

It is not particularly strange that some people have been in seclusion for four or five years to successfully form a pill.

Therefore, after reading the experience and experience given by Lin Xiao'e, Wang Ping devoted his remaining energy to practicing the secret technique of sound attack.

After his cultivation level reached the late stage of foundation building and his magic power increased greatly, there were several more types of piano music that could be played.

Although his strongest attacking method is no longer a sound attack technique, Wang Ping is still willing to invest time in practicing the sound attack technique when he can take into account both.

After all, he didn't know whether he would choose magic weapons like Qinxiao if he succeeded in forming a pill in the future.

In short, it is to be prepared for any trouble.

Time flies, and in a blink of an eye, it has been more than two years since Lin Xiao'e went into seclusion and formed a pill.

On this day, Wang Ping practiced the technique of sound attack in the mountains as usual, and suddenly felt a sense of fear.

At the same time, the spiritual energy of heaven and earth in the mountains suddenly began to rage.

"This is……"
Chapter completed!