Kyung-min lives alone in a one-room apartment. One day, she finds traces of a stranger breaking into her room and soon a mysterious murder case begins to unravel.
Acting
Gong Hyo-jin's silent terror, no screams needed.
Direction
Lee Kwon weaponizes negative space and empty corners.
Sound
Every creak and hum becomes lethal threat.

Director
Lee Kwon
Trivia, insights & behind the scenes
Reflects South Korea's 'goshiwon' housing crisis and epidemic of single women's housing insecurity.
The killer's spare key method was adapted from real Seoul stalking cases; locks were changed on filming locations after crew grew paranoid.