A working class family move into a new condo purchased after 11 years of hard work. They throw a housewarming party to show his co-workers when overnight a heavy downpour creates an extremely deep sinkhole that engulfs the entire building.
Cha Seung-won
Man-soo
Kim Sung-kyun
Dong-won
Lee Kwang-soo
Manager Kim
Kwon So-hyun
Yeong-e
Kim Hye-jun
Eun-joo
Kim Jae-hwa
Kyung-mi
Nam Da-reum
Seung-tae
Jung Young-sook
Grandma Oh
