In this chapter, the reader is introduced to the protagonist, the protagonist's sister, yun, who is a fierce competitor against the protagonist for the title of the strongest person in the book. . The protagonist asks yun if she would like to duel with him to see who is stronger, and yun replies that she would, but that the protagonist should be careful about his physical strength. She tells the protagonist that he is already very strong, but he wants to get stronger. He tells her that he has sold some of his desolate bones to the li people so that they can inherit his chiyou bloodline. He says that he will teach yun the technique of refining his body so that he can use the desolate bone's power to his advantage. He explains that when he was a child, a mysterious man taught him how to use the innate energy of the God of the Desolated Land. He told him to focus on the moment that the god's energy is absorbed into his body, and that the rest of it would go to waste. He then tells yun that she is also worthy of entering the bone tower, because she hopes to use it to become stronger