Overview
Today is righteous Chae-young’s first day of her transferred school after beaten a bully to nothing. Despite the dad’s warning, she saves her classmate Jong-gu from bullies again. Fascinated by her, Jong-gu asks how to be strong like her.
| Actor | Age then | Age now | |
|---|---|---|---|
 | 25 | 31 | |
 | 29 | 34 | |
 | 30 | 35 | |
 | 28 | 34 | |
 | 45 | 50 | |
 | - | - | |
 | 23 | 29 |