| Actor | Role |
|---|---|
 Jeong Dong-hwanJung-yong | Jung-yong |
 Kang Seok-wooSung-yoon | Sung-yoon |
| JJeong Nak-huiEun-young | Eun-young |
| MMun Myeong-gwonMr. M | Mr. M |
| HHan Ju-hyeonMr. Q | Mr. Q |
| KKim Gi-jongProfessor | Professor |
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| Actor | Role |
|---|---|
| Jeong Dong-hwanJung-yong | Jung-yong |
| Kang Seok-wooSung-yoon | Sung-yoon |
| JJeong Nak-huiEun-young | Eun-young |
| MMun Myeong-gwonMr. M | Mr. M |
| HHan Ju-hyeonMr. Q | Mr. Q |
| KKim Gi-jongProfessor | Professor |