Ha Wan-Seung (Kwon Sang-Woo) works out here in episode 16 of Mystery Queen (추리의 여왕) (KBS2, 2017).

Luna Fitness [루나휘트니스] is located in Yongin’s neighborhood Dongbaek [Dongbaek-dong/동백동], in the Giheung District [Giheung-gu/기흥구].

Address
22 Dongbaek5ro, Giheung-gu, Yongin-si, Gyeonggi-do
경기 용인시 기흥구 동백5로 22
(중동 838)
Geolocation: 37.275931, 127.151318

Getting here
Eojeong Station [어정역], Everline, Exit 2

— submitted by Marion KDL