Overview
Hwa-ja has been raising three daughters alone in Busan after her husband passed away. One day, the second daughter Hye-young comes back to Busan after having continuous setbacks in Seoul. While spending time with her mom, she accidently sees a letter written in Japanese, which triggers her curiosity. She starts to ask Hwa-ja about her past life and gets to know new stories of her mother that she had never heard of.
| Actor | Age then | Age now | |
|---|---|---|---|
 | 33 | 34 | |
 | 58 | 60 | |
 | 41 | 43 | |
 | 21 | 23 | |
 | 29 | 30 | |
| - | - |