Near sadang station (line2&4, airport bus 6016, 10minutes on foot).
Your room is equipped with queen-size bed, TV, clothes rack, drawers(empty for you), drying rack. Bathroom right beside your room is just for you, no need to share the bathroom with anyone you don't really know. Wifi, kitchen and washing machine are available.
Early check in is possible if you don't mind staying in my room while I clean the rest. If there is no guests who check out on your arrival day, just come in the morning!