보희와 녹양

Ahn Ji-ho

Bo-hee

김주아

Nok-yang

Shin Dong-mi

Bo-hee's Mother

Seo Hyun-woo

Seong-wook

Kim So-ra

Nam-hee

Min Kyung-jin

Professor

Lee Joo-won

Son

김현빈

Seong-hyeon

Cha Seo-won

Doctor

Kim Hee-chang

Seong-hyeon's Father

Lee Hae-young

Bo-hee's Mother's Boyfriend

Park Keun-rok

Homeroom Teacher