Gyodong Guksu is a neighborhood noodle shop in Seoul that serves noodles, udon, bibim guksu, and myeongtae bibim guksu. The noodles are made in-house, with chogye guksu in summer and kalguksu in winter as seasonal items, and the anchovy broth is savory. It closes on Tuesdays and runs from 11:30 a.m. to 8 p.m., with the owner handling both orders and cooking alone. The space is small, with about six tables.