Hye Ja in the 1970s plans to go on a trip with Joon Ha and make him propose to her. But things don’t seem to go smoothly, she gets upset. Meanwhile, Hye Ja, who is living in 2019, is hospitalized under the care of a doctor who looks just like Joon Ha. Hye Ja’s friends Sang Eun and Hyun Joo become shocked when they see the doctor in the hospital. (Source: Viu)