Limit

Limit is a 2022 South Korean crime thriller film directed by Lee Seung-Jun, starring Lee Jung-hyun, Moon Jeong-hee, Choi Deok-moon and Park Myung-hoon. The film revolves around life safety policewoman So-eun, who as an undercover officer plays the mother of a serial kidnapping victim, faces the extreme crisis while solving the worst kidnapping case ever. It was released on August 31, 2022.

Synopsis from Wikipedia, CC BY-SA 4.0. Everything below written here.