Ko So-young
Oh Se-jin
Se-jin, who lives in an old apartment in a Seoul suburb, amuses herself by observing the windows of the apartments on the other side. One day, she notices that the lights of some of these apartments are turned off at the very same time.
Apateu
Oh Se-jin
Detective Yang Na-sun
Yu-yeon
Jung-hong
Woman who committed suicide
Shin Jung-soo
Subway
Detective
Elder
Hye-ra
Student
Jung-hong's mother
Yu-yeon's mother
MD
Doctor
Art Direction
Costume Design
Director / Writer / Producer
Writer
Director Of Photography
