Gyeongseong Creature (2023)

Jang Tae Sang, a charming and resourceful man in Bukchon, Gyeongseong, enjoys his comfortable life until he crosses paths with Yoon Chae Ok, a skilled todugun known for finding missing people. Chae Ok, hardened by a tough childhood traveling through Manchuria and Shanghai, arrives in Gyeongseong searching for her mother, who disappeared a decade ago. Together, they tackle puzzling missing person cases that reveal a chilling truth, pushing Tae Sang to question his values and Chae Ok to confront her past. (Source: MyDramaList)