Lin Yi sighed softly: This person must be a top Nascent Soul cultivator. He cultivated the immortal energy in his body, but he failed to achieve a perfect body. His flesh and blood could not last forever. He only used the immortal energy to temper the bones of his whole body. In the cave where he obtained the secret book of the external clone technique, the flesh and blood of the senior who was sitting in the body also disappeared, leaving only the bones....