Midnight (2021)

Kyeong-mi, a deaf sign language counselor at a call center, witnesses the stabbing of So Jung-eun, making her the next target of the Jekyll and Hyde serial killer, Do-sik. A silent chase ensues, while Jong Tak, So Jung-eun's brother and a security guard, must safeguard his sister. Meanwhile, Kyeong-mi's deaf mother is determined to do whatever it takes to protect her daughter. The stakes are high, and the pursuit intensifies in this gripping tale of suspense and protection.