C138 Proficiency Level 1 Max

The ethereal voice didn't have the slightest emotion, but it made Qinyu frown with a hint of happiness.

Initially, he thought that he would not be able to use this Rikudō ninja tool immediately after obtaining it. He still needed to train hard before he could use it.

To Qinyu, this was of little value.

He did not expect that one key to max level system