After School Activities (Universe Hipsters): TBA Kim Hee-chul appeared as a transfer student Seo Jang-hoon is absent due to quarantine
Name | Type | Role | |
---|---|---|---|
Ye Sung | Guest Star | Ye Sung | |
Lee Dong-hae | Guest Star | Donghae | |
Cho Kyu-hyun | Guest Star | Kyuhyun | |
Lee Hyuk-jae | Guest Star | Eunhyuk | |
Choi Si-won | Guest Star | Siwon | |
Super Junior | Guest Star | Super Junior | |
Kim Ryeo-wook | Guest Star | Ryeowook |