It's been a while since we've seen anything new in this chapter, but we're back. The narrator asks about the mark on the ground, and the narrator says that it's just a weird mark. He also tells the narrator that he heard about the feat from another guy named Xiao, and that's why he's giving him a 5 percent discount on all his books at the book store the next day. He asks the narrator if he can tell him the secret of the power he used that day to get rid of the phantom. He's touched by the request, and asks if the narrator wants to share his secret with him. He says that he wants to, but that he'll have to behave himself, since he wants the narrator to be the one to share the secret. He explains that the matter of one's power must start from the source of