Cast (10)
Yoon Chan-young
Yi-heon/Kim Deuk-pal
Bong Jae-hyun
Choi Se-kyung
Won Tae-min
Kim Dong-soo
Lee Seo-jin
Kim Deuk-pal
Seo Tae-hwa
Choi Myung-hyun
Kim Se-won
Kim Yeon-ji
Joo Yoon-chan
Hong Jae-min
Lee Kyung-young
The Boss
Shin Min-jae
Mathematics Lecturer
Lee Hee-jin
Song Min-seo
Yoon Chan-young
Yi-heon/Kim Deuk-pal
Bong Jae-hyun
Choi Se-kyung
Won Tae-min
Kim Dong-soo
Lee Seo-jin
Kim Deuk-pal
Seo Tae-hwa
Choi Myung-hyun
Kim Se-won
Kim Yeon-ji
Joo Yoon-chan
Hong Jae-min
Lee Kyung-young
The Boss
Shin Min-jae
Mathematics Lecturer
Lee Hee-jin
Song Min-seo
