On the autumn days when the SAT is close, Jaejun, the No. 1 school of all time, often misses school. Hyuna couldn't always beat Jaejun because of his school grades. I can't get my dog anyway. Hyuna makes a second pledge to follow.
| Actor | Role |
|---|---|
| LLee SiuMin Hyeon-a | Min Hyeon-a |
| PPark Cheon-hoLee Jae-joon | Lee Jae-joon |