

A wrong number becomes a death sentence in 30 flawless minutes.
At the library, Sung-mo picks up the ringing phone of a person on the opposite side of his desk in an unguarded moment, while the person is out. A woman asks Sung-mo to run away with the phone.
Direction
Hong Seok-jae's suffocating single-location mastery.
Acting
Um Tae-goo's whispered menace in under ten minutes.
Writing
Every pause is a trap closing tighter.

Director
Hong Seok-jae
Trivia, insights & behind the scenes
Part of Korea's explosive 2010s short film renaissance that launched Hong Seok-jae toward features.
The phone's ringtone becomes a character itself—Hong reportedly tested 200+ sounds to find the perfect civic menace.