| Name | Type | Role | |
|---|---|---|---|
| Ham Won-jin | Guest Star | Wonjin | |
| Seo Woo-bin | Guest Star | Woobin | |
| Song Hyeong-jun | Guest Star | Hyeongjun | |
| Allen Ma | Guest Star | Allen | |
| Kang Min-hee | Guest Star | Minhee | |
| CRAVITY | Guest Star | ||
| Park Se-rim | Guest Star | Serim | |
| Ahn Seong-min | Guest Star | Seongmin | |
| Koo Jung-mo | Guest Star | Jungmo | |
| Kim Tae-young | Guest Star | Taeyoung |