Ma Dong-chan and Go Mi-ran are both frozen during an experiment. They wake up 20 years later instead of 24 hours later and must keep their body temperature above 30°C in order to survive.
1993
1966
1997
1978
2007
1986
1982
1989
2002
1971
2000
1999
1962
1985
1992
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2001
2004