High School King of Savvy

Lee Min-seok / Lee Hyung-seok

Jung Soo-young

Yoo Jin-woo

Oh Tae-seok

Jo Deok-hwan

Jung Yoo-ah

Choi Jang-ho

Choi Man-seok

Kim Chang-soo

Han Yeong-seok

Yoon Dong-jae

Ji Dae-han

Go Yoon-joo

Park Hong-bae

Nam Sang-Koo

Yoo Jae-guk

Park Ki-hoon

Soo-young's mother