The 4th Love Revolution

Kim Yo-han

Kang Min-hak

Hwang Boreum-Byeol

Joo Yeon-san

Kwon Young-Eun

Yang Na-rae

Jung Do Hur

Gi Mo-hyan (College of Engineering dean)

Sung-Kyun Im

Ban Ji-no

Kang Sin

Im Yoo-ri (Modeling major student council president)

Ji-hyeon Woo

Kang Jae-hak (Min-hak's manager)

Lee Ji-hye

Eum Nan-sae (Computer engineering professor)

Minseo

Kang Dong-won

Andrew Jaehyun Park

Jinnie's Director