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.
Ha Jung-woo
Lee Jung-soo
Bae Doona
Se-hyun
Oh Dal-su
Dae-kyung
Shin Jung-keun
Captain Kang
Nam Ji-hyun
Mi-Na
Jeong Seok-yong
Chief Choi
Lee Han-seo
Soo-jin
Kim Hae-sook
Minister
