A man is on his way home when the poorly constructed tunnel he is driving through collapses, leaving him trapped leaving himself for the unexpected whilst emergency services struggle to help.
as Lee Jung-soo
as Se-hyun
as Dae-kyung
as Captain Kang
as Mi-Na
as Chief Choi
as Soo-jin
as Minister
as Reporter Jo
as Government Official
as Young Rescuer
as Driller Captain
as Drone Technician
as Public Hearing Moderator
as Old Mother
as Construction Worker
as Construction Worker
as Employee of Korea Expressway Corporation
as Driller
as SNC Reporter
as YTN Reporter
as Agent
as Equipment Manager
as Voice of 119 Telephone Operator / Helicopter Agent
as Veteran Workman
as Civic Group 3
as Government Aide
as SNC Anchor
as Drilling Company Executive
as Mayor
as Radio DJ
as Guard
