Chae Seo-jin

Park Hye-Joo

Lee Jong-hyun

Joo Young-Choon

Seo Young-joo

Bae Dong-Moon

Yeo Hoi-hyeon

Son Jin

Min Do-hee

Sim Ae-Sook

Bona

Lee Jung-Hee

Cho Byeong-kyu

Lee Bong-Soo

Lee Bom

Park Gwi-ja

Kim Sun-young

Jung-hee's mother

Kwon Hae-hyo

Jung-hee's father

Park Ha-na

Hong Do-hwa, Jung-hee's aunt

In Gyo-jin

Oh Man-sang, Maths teacher