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.,The ten levels of martial arts, the first three cultivate skin, bones, and meridians. The middle three cultivate flesh, blood, and five internal organs. The last three connect tendons, transform bone, and change marrow, reaching the peak of the tenth level.,With a mighty gust of wind, fallen leaves were swirling on the ground. Lin Yun felt a surge of exhilaration throughout his body, lost in a strange sense of wonder.。