Three young men prepare to take their university entrance exams while each dealing with real world problems that can effect every day people in Seoul.
| Actor | Role |
|---|---|
 Hyun SungKim Tae-moo | Kim Tae-moo |
| HHee-suk JungCho Se-in | Cho Se-in |
 Lee Jang-wonGong Seung-ho | Gong Seung-ho |
| YYoung-soo KimCho Se-in's Father | Cho Se-in's Father |
 Kim Hwa-yeongCho Se-in's Mother | Cho Se-in's Mother |
| SSo-hee ChoCho Se-in's Sister | Cho Se-in's Sister |
| SSoo Hyun JinFemale Assistant in Hair Salon | Female Assistant in Hair Salon |
| SSang-kyu ChoiGong Seung-ho's Father | Gong Seung-ho's Father |
| HHyun JungKim Tae-moo's Father | Kim Tae-moo's Father |
| SSun-hee LeeGong Seung-ho's Sister | Gong Seung-ho's Sister |
| SSang Hyun KimGong Seung-ho's Brother | Gong Seung-ho's Brother |
| UUng HeoGong Seung-ho's Brother | Gong Seung-ho's Brother |
| LLee Young-sookFlower-shop Proprietor | Flower-shop Proprietor |
| JJin-kwan ChoVideo Shop Owner | Video Shop Owner |
 Kim Jeong-SikComic-magazine Editor | Comic-magazine Editor |
 Park Won-sangArmy Bully | Army Bully |
 Yoo Yeon-sooAbusive Teacher | Abusive Teacher |
| SSang Soon HanGong Seung-ho's Mother | Gong Seung-ho's Mother |