보희와 녹양

안지호

Bo-hee

김주아

Nok-yang

신동미

Bo-hee's Mother

서현우

Seong-wook

Kim So-ra

Nam-hee

민경진

Professor

이주원

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