The ghost tells the boy that he has met the school's disciplinary committee leader, the mysterious xiaoji. She is a foreigner who seems to have caught the boy doing something that could be used against him. The boy realizes that she is using the brush as a way to catch him doing something against the school. She tells him not to force himself into strange things, as long as they have a screen. The brush seems familiar to the boy, and he wonders if he is looking at the brush in the same way. He realizes that the brush is emitting "a powerful spiritual energy." He wonders if luck is on his side, and wonders if she is dead for sure. She says that she will put the "heresies" who have violated the school discipline "on menacing step no way." The boy wonders if the students who do not get enough sleep due to too much homework are under the control of ritian. He wonders why the students become so energetic. What is going on, he wonders, is a chain reaction. The students who usually do not sleep because of homework become energetic because of the will of the school disciplinarian. The student who usually gets too much sleep because