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.,“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!”,Lin Yun retracted his fists and adjusted his breath, a hint of joy appearing on his face. He hadn't expected that by successfully practicing the Tiger Roaring Mountain Forest technique, he had also reached the third level of martial arts.。