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.

After being frozen for 33 years, Man Soo finds himself awake in a cold body but he has enormous love in his heart. He meets Ha Da, who has turned into a cold-hearted human being after living in the city. Now that Man Soo is awake from his slumber, he embarks on a search for his long-lost love through time while Ha Da, whom he encountered, is discovering warmth in her heart.Will either of them find love? This TV show aims to weave a beautiful story of romance to uplift viewers who are dealing with a depressed economy and dim job prospects in a harsh society of today.

(Source: MBC)