Krystal Jung

To-il

Jang Hye-jin

Seon-myeong

Choi Deok-moon

Tae-hyo

Shin Jae-whi

Ho-hoon

Lee Hae-young

Hwan-gyu

Kang Mal-geum

Ho-hoon's Mother

Nam Moon-chul

Ho-hoon's Father

Jang Haet-sal

Bok-nam

Kim Joon-bum

Teacher Choi

Kim Mi-hyang

Material Grandmother

Lee Ju-won

Teacher Choi

Shin Mi-yeong

Fried Food Customer

Lee Seung-chul

Badminton Club Member

Ahn Jae-min

Ho-hoon's Friend