Due to sudden deteriorating weather conditions, visibility on the Airport Bridge is severely impaired, leaving people stranded and at risk of the bridge collapsing due to a series of chain collisions and explosions. Amidst the chaos, the canine subjects "Echo" from the military experiment "Project Silence," who were being transported in secret, break free, and all human survivors become targets of relentless attacks.
이선균
as Cha Jung-won
주지훈
as Jobak
김희원
as Dr. Yang
문성근
as Byung-hak
예수정
as Soon-ok
김태우
as Jung Hyun-baek
박희본
as Mi-ran
박주현
as Yu-ra
김수안
as Cha Kyung-min
하도권
as Captain Kang
장광
as Defense Minister
최정우
as Chief secretary
