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.
| Title | Air Date | Duration | ||
|---|---|---|---|---|
| Season 1 | Episode 1 | The Origin of Cryogenics | 2019-09-28 | 100 min |
| Season 1 | Episode 2 | Episode 2 | 2019-09-29 | 100 min |
| Season 1 | Episode 3 | Episode 3 | 2019-10-05 | 100 min |
| Season 1 | Episode 4 | Episode 4 | 2019-10-06 | 100 min |
| Season 1 | Episode 5 | Episode 5 | 2019-10-12 | 100 min |
| Season 1 | Episode 6 | Episode 6 | 2019-10-13 | 100 min |
| Season 1 | Episode 7 | Episode 7 | 2019-10-19 | 100 min |
| Season 1 | Episode 8 | Episode 8 | 2019-10-20 | 100 min |
| Season 1 | Episode 9 | Episode 9 | 2019-10-26 | 100 min |
| Season 1 | Episode 10 | Episode 10 | 2019-10-27 | 100 min |
| Season 1 | Episode 11 | Episode 11 | 2019-11-02 | 100 min |
| Season 1 | Episode 12 | Episode 12 | 2019-11-03 | 100 min |
| Season 1 | Episode 13 | Episode 13 | 2019-11-09 | 100 min |
| Season 1 | Episode 14 | Episode 14 | 2019-11-10 | 100 min |
| Season 1 | Episode 15 | Episode 15 | 2019-11-16 | 100 min |
| Season 1 | Episode 16 | Episode 16 | 2019-11-17 | 100 min |
| Writing | Baek Mi-kyung | Writer |
| Directing | Shin Woo-chul | Director |
