Unfortunately, Lin Yun's perseverance is sufficient, but his comprehension is too poor. After three years of cultivation, he has only reached the second level of martial arts, and he is still unable to enter the third level.,“Let me try it out, this body... what kind of potential does it have”,“This is inner strength! The cracking and resonating of bones generate inner strength, this is the sign of breaking through the second level, I have reached the third level of martial arts!”。