You can't. The Department of National University of Defense Technology has to stay. If the home is near the school, you can go home at night if you have nothing to do. There are 6 to 8 people in the dormitory of National University of Defense Technology, with militarized management and public bathrooms. It can be said that the dormitory conditions are not very good, but it is still clean and tidy, and someone should be on duty every day.