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

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