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![](https://image.tmdb.org/t/p/w92/6YvNXTnto0eUAbymPDMwzkDro1M.jpg)
Kim Dong-jun
Ahn Dae Yong
Joo Ah-sung
Joo Hee Kyung
![](https://image.tmdb.org/t/p/w92/A8POmaPo3zo95dyHQeT4irCAMjn.jpg)
Kim Min-seok
Jo In Ho
Kim Geun Hyung
Kim Joon Goo
Kim Ri Ah
Kim Na Ri
Ji Sun
Dae Yong's mother
Chae Hee-jae
Hee Kyung's uncle
![](https://image.tmdb.org/t/p/w92/c1gepEWPuNjwbZmIwbE8N9sx5oe.jpg)
Choi Gyu-hwan
homeroom teacher