Could you be quiet before I rip your mouth out.
A young woman with a hearing impairment investigates her sister’s mysterious disappearance from her apartment, but as she searches for answers, strange sounds and an ominous presence begin to haunt her.
Kim Gyeong-ryong
Security Guard

Han Chul-woo
Detective

Choi Eun-kyoung
Management Director

Ji Sung-eun
Ex-Head
Song Woo-rim
Detective

Ahn Seok-hyun
Yeon-woo