Jung-gu is Seoul's busiest district from 9 to 6 and its quietest from 9 PM onward. The 700,000 workers who flood City Hall, Myeongdong, Namdaemun, and the Euljiro financial corridor during business hours drain out by 7 PM. The 130,000 residents who actually live in Jung-gu emerge from behind the commercial facade into a neighborhood whose service i