Nothing Serious

Son Seok-koo

Woo-ri

Jeon Jong-seo

Ja-young

Gong Min-jeung

Sun-bin

Kim Seul-gi

Yu-mi

배유람

Woo-seong

김재화

Editor-in-Chief

Im Sung-jae

Ma-cho

임선우

Yeon-hee

백재우

Flower boy

Kim Young-ok

Grandmother

김광규

Father

Lee Hak-ju

Min-seok

박종환

Namkoong Sang-woo

장의수

Trainer

Kim Mi-hwa

Health

어성욱

Glasses

장서경

Seo-kyung

김이준

Hyung-jun