Friendly Rivalry

Lee Hye-ri

Yoo Je-yi· 16 ep

Chung Su-bin

Woo Seul-gi· 16 ep

Kang Hye-won

Joo Ye-ri· 16 ep

Oh Woo-ri

Choi Gyeong· 16 ep

Kim Tae-hun

Yoo Tae-joon· 16 ep

Chae Seo-eun

Jo Ah-ra· 16 ep

Choi Young-jae

Nam Byeong-jin· 16 ep

Kim Sang-ji

Beom-soo· 16 ep

Lee Won-jae

Woo Do-hyeok· 16 ep

Yoo Jung-Rae

Homeroom Teacher· 16 ep

Kang Jin-ah

Kwon Hee-yoon· 16 ep

Ma Hyun-ji

Park Byeong-hui· 16 ep

Choo Ye-jin

Yoo Je-na· 16 ep

Ha-min

Principal· 16 ep

Lee Na-ra

Joo Ye-ri Mother's· 16 ep

서은오

Kim Shan-young· 16 ep

Gi So-you

Young Yoo Je-na· 2 ep

Lee Eun-ju

Nun· 1 ep

Son Young-soon

Flower Seller· 1 ep

Park Seong-gyoon

Security Guard· 1 ep

Oh Eun-seo

Young Yoo Je-i· 1 ep

Lee Seol-ah

Teenage Yoo Je-na· 1 ep

Yoon Chae-na

Young Ju Ye-ri· 1 ep

Yoon Woo-ri

Woman Buying Drugs· 1 ep

Moon Ki-young

Doctor· 1 ep