As a grisly virus rampages a city, a lone man stays locked inside his apartment, digitally cut off from seeking help and desperate to find a way out.

Cast:Yoo Ah-in, Park Shin-hye, Lee Hyun-wook, Jin So-yeon, Kim Hak-seon, So Hee-jung,

Genre:Action, Horror,

country:South Korea,

Production:Lotte Entertainment, Zip Cinema, Perspective Pictures,