Overview
A drama about the process of Jo Eun Seo who was always first in her class, she lost her first place spot to transfer student Lee Hae Joon who has moved to another school in Daechi Dong, and the story went on.
| Actor | Age then | Age now | |
|---|---|---|---|
 | 18 | 29 | |
 | 17 | 28 | |
 | 44 | 55 | |
 | 31 | 42 | |
 | - | - | |
 | 44 | 56 |