Stars (in credits order)
Park Seo-joon
Cha Seo Joon
Choi Woo-sik
Yul Woo Bong
Ahn Suk-hwan
Yul Suk Hwan
Park Hee-bon
Yul Hee Bong
Kim Dasom
Woo Da Yoon
Sin-hye Hwang
Woo Shin Hye
Ji-yoon Park
Woo Ji Yoon
Ji-ho Shim
Cha Ji Ho
Yongnyeo Seonwoo
Na Il Ran
Hyeong-beom Kim
Yul Hyung Bum
Dong-beom Kim
Bin Dae Chul
Dan-Yool Kim
Yul Mak Bong
Chan-Gi Min
Al
Bon Lee
Woo Bon
Neung-mi Nam
Goong Ae Ja
Hwi-Soon Park
University group senior
Bang Min-ah
character in Woo Bong's fan fiction novel
Jin-woon Jung
Hee Bong's first love
Ji-won Wang
Instructor
Gong Hyun Joo
Hee Jae
Choi Ah-ra
Shin Jang-mi