Three old friends who used to be part of a rock band reunite at the fourth member's funeral. They decide to band back together with the deceased's estranged son serving as the new fourth member.
| Actor | Role |
|---|---|
 Jung Jin-youngGi-yeong | Gi-yeong |
 Kim Yoon-seokSeong-wook | Seong-wook |
 Jang Keun-sukHyeon-joon | Hyeon-joon |
 Kim Sang-hoHyeok-su | Hyeok-su |
 Kim Ho-jungSun-mi | Sun-mi |
 Chu Gwi-jeongYeong-ae | Yeong-ae |
 Ko AsungJoo-hee | Joo-hee |
 Shin Jung-keunClub Owner | Club Owner |
| LLee Ji-yeonMi-yeon | Mi-yeon |
| HHwang Hyun-sungHongdae Band Member | Hongdae Band Member |
| JJeong Goo-yeongUsed Car Customer 2 | Used Car Customer 2 |