Missing: Geudeur-i iss-eotda
미씽: 그들이 있었다 (original)
A con artist encounters a supernatural village where spirits of missing persons are stranded until the mystery behind their disappearance is solved.
Starring Go Soo, Heo Joon-ho, An So-hee, Ha Jun, Seo Eun-su, Seo Eun-soo, Moon You-kang, Song Geon-hee, Kang Mal-geum, Kim Jung-eun
Watch "Missing: Geudeur-i iss-eotda" from streaming services Netflix, Rakuten Viki released in 2020. It's a mystery and sci-fi & fantasy show, and has a rating of 7.9 out of 10 from Imdb which is usually fine for this kind of show.