After transferring high schools, a teen forms a tight-knit circle with three new friends who have a knack for attracting trouble.
| Actor | Role |
|---|---|
 GongchanHyeon-joon | Hyeon-joon |
| LLee Seung-hyunYeong-soo | Yeong-soo |
 Choi Dong-guByeong-yeon | Byeong-yeon |
 Hong Eun-kiJin-won | Jin-won |
| YYang Jung-dooYong-woo | Yong-woo |
| AAhn Jong-wookJong-wook | Jong-wook |
 Park Jong-beomNot listed | Not listed |
 Cho Mi-nyeoYoung-sook | Young-sook |
 Jeon Seung-hoonNot listed | Not listed |