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Series — 2025

Friendly Rivalry (2025)

8.7Mystery — Drama

A high-teen mystery thriller about a close relationship between teenage girls in a harsher survival competition than entrance examinations.

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The note

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A high-signal pick with 127 votes.

YLAB / STUDIO X+U

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Season tracker

Not started yet on this device — 16 episodes listed across seasons

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Episodes

S1 · 0/16 watched

Director: Kim Tae-hee

On screen

Cast & crew

Lee Hye-ri as Yoo Je-yi

Lee Hye-ri

Yoo Je-yi

Chung Su-bin as Woo Seul-gi

Chung Su-bin

Woo Seul-gi

Kang Hye-won as Joo Ye-ri

Kang Hye-won

Joo Ye-ri

Oh Woo-ri as Choi Gyeong

Oh Woo-ri

Choi Gyeong

Kim Tae-hun as Yoo Tae-joon

Kim Tae-hun

Yoo Tae-joon

Chae Seo-eun as Jo Ah-ra

Chae Seo-eun

Jo Ah-ra

Choi Young-jae as Nam Byeong-jin

Choi Young-jae

Nam Byeong-jin

Kim Sang-ji as Beom-soo

Kim Sang-ji

Beom-soo

Lee Won-jae as Woo Do-hyeok

Lee Won-jae

Woo Do-hyeok

Yoo Jung-Rae as Homeroom Teacher

Yoo Jung-Rae

Homeroom Teacher

Kang Jin-ah as Kwon Hee-yoon

Kang Jin-ah

Kwon Hee-yoon

Ma Hyun-ji as Park Byeong-hui

Ma Hyun-ji

Park Byeong-hui

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