Overview
One foggy spring day, the 12-year-old Hyeok-su meets the young Eun-hye and determines then and there that he will love her for the rest of his life. Many years later, Hyeok-su is preparing to enter college when he rescues a woman from assault. It turns out to be Eun-hye. Despite the passage of time, neither had forgotten the other and they renew their relationship. However, fate places another smitten man in Eun-hye's life. He is also determined that he will marry Eun-hye. Eventually, Eun-hye is forced to choose between them.
| Actor | Age then | Age now | |
|---|---|---|---|
 | 29 | 56 | |
 | 23 | 50 | |
 | 32 | March 9, 2018 (52) | |
 | 28 | 55 | |
 | 18 | 45 | |
 | 34 | 61 | |
 | 17 | 44 | |
 | 34 | 61 | |
 | 9 | 36 | |
 | 20 | 47 |