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.
Lee Sun-bin
Kim Min-seok
Jeon Ik-ryoung
Ryu Kyung-soo
Han Su-ah
Baek Joo-hee
Kim Gyeong-ryong
Han Chul-woo
Choi Eun-kyoung
Ji Sung-eun
Song Woo-rim
Ahn Seok-hyun