When she was 16 years old, she fell in love with him at first sight when he was 20 years old.
When she was 18 years old, she confessed her love to him when he was 22 years old.
The 20-year-old she and the 24-year-old him were close to each other.
That year, he was with her forever, fulfilling his wish of growing old together.
Some people pamper them for a lifetime
Maybe I didn't regard you as my sister from the beginning
I was waiting for you to grow up without even knowing it.
Concept: sweet love