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.
Lee Jung-soo
Se-hyun
Dae-kyung
Captain Kang
Mi-Na
Chief Choi
Soo-jin
Minister
Reporter Jo
Government Official
Young Rescuer
Driller Captain
Drone Technician
Public Hearing Moderator
Old Mother
Construction Worker
Construction Worker
Employee of Korea Expressway Corporation
Driller
SNC Reporter
YTN Reporter
Agent
Equipment Manager
Voice of 119 Telephone Operator / Helicopter Agent
Veteran Workman
Civic Group 3
Government Aide
SNC Anchor
Drilling Company Executive
Mayor
Radio DJ
Guard
SNC Cameraman
Photographer 2
Taxi Driver A
