Ki-Chul drives his friends out to a resort situated by an abandoned coal mine. His father owns the resort. When they get there, they cross paths with a spooky man who warns them about the coal mine. Later, the friends find themselves in a desperate situation and enter the tunnels of the abandoned coal mine. Will they ever see the light of day again?
Jeong Yu-mi
Song Jae-rim
Yeon Woo-jin
Son Byung-ho
Lee Si-won
