Copying the Penance, I Hammered from the Island to All the Worlds

Lin Kai traveled to another world and picked up a mysterious broken bead from an undersea remains. From it, he obtained the top skill - "The True Explanation of Mortal Transformation", which pursues the ultimate state. The mysterious broken beads can also replicate the hard work, doubling the speed of practice. In order to get rid of the predicament on the island, Lin Kai worked hard to become stronger, and his martial arts heart became more determined. Inspired by the true meaning of transformation, he took one more step in each realm and began to stand out. But he was targeted by the "border patroller"... It turns out that this mysterious broken bead, as well as the ultimate level of martial arts, involve a huge taboo.