Full Cast — Study Group (2025)

Minhyun

Yoon Ga-min

Lee Jong-hyun

Kim Se-hyeon

Gong Do-yu

Lee Jun

Shin Su-hyun

Lee Ji-woo

Cha Woo-min

Phi Han-wool

Hong Min-gi

Park Geon-yeop

Han Ji-eun

Lee Han-kyung

Yoon Sang-jeong

Choi Hee-won

Park Yoon-ho

Lee Hyun-woo

Baek Seo-hoo

Ma Min-hwan

Lee Gwang-hee

Jeong Do-hoon

Kim Young-ah

Jeon Mi Hyun

Jeong Jae-seong

vice-principal (Yu-seong Tech)

Joo Yeon-woo

Kim Soon-cheol

Cho Seung-yeon

dean of academic affairs (Yu-seong Tech)

Jin Woo-jin

Kim Gyu-Jin [Disciplinary Committee member]

Choi Ye-chan

Kim Min-ah

Hwang Mi-Hee (Yu-seong Tech)

Lee Dong-Hoon

Seo Yoo-bi

Kim Hwi-gyu

No. 173

Ma Hyun-ji

Hong Jae-hui

Lee Chang-In

Nam Sang-woo

Mo Geon-hu

Kook Gwan-u