Rules of Dating
2h 1m·Comedy, Romance·
Choi arrives at a new high school to work as a student-teacher. During her first day at work, the teacher that she is assigned to work with, Lim, hits on her in a very brash way.
| Actor | Role |
|---|---|
 Park Hae-ilLee Yoo-rim | Lee Yoo-rim |
 Kang Hye-jungChoi Hong | Choi Hong |
 Greena ParkHee-jung | Hee-jung |
 Lee Dae-yeonTeacher Cho | Teacher Cho |
 Kim Se-dongPolice Chief | Police Chief |
 Park Jin-wooYeon-ho's Friend 1 | Yeon-ho's Friend 1 |
 Woo Ki-hongYeon-ho's Friend 2 | Yeon-ho's Friend 2 |
 Jung Young-kiStudent Teacher | Student Teacher |
 Kim Shin-rockStudent Teacher | Student Teacher |
| LLee Hyun-jungChoi Hong's Mother | Choi Hong's Mother |
 Seo Young-hwaLanguage Teacher | Language Teacher |
 Choi Jae-hwanGu Suk-ji | Gu Suk-ji |
 Kim Ja-youngTeacher | Teacher |
| CChoi Sun-joongTeacher | Teacher |
 Lee Young-sookMath Teacher | Math Teacher |
 Jo Moon-eeSenior | Senior |
| JJeong Jae-hanTeacher 3 | Teacher 3 |