Action & Adventure Drama
S01E01 • 7.8/10 • 51m • 30 May 2025 • KR •

ONE: High School Heroes (2025) S01E01 – Episode 1

“How are you going to fight tomorrow? It starts tomorrow." After losing the cassette, Ui-Gyeom meets Yoon-Ki and their normal life is shaken up.

Cast

Lee Jung-ha
Lee Jung-ha
Kim Eui-gyeom
Kim Do-wan
Kim Do-wan
Kang Yoon-ki
Kim Sang-ho
Kim Sang-ho
Kim Seok-tae
Kim Joo-ryoung
Kim Joo-ryoung
Myeong Da-bin
Shin Jun-seop
Shin Jun-seop
Nam Seung-Sik
Lee Chan-hyeong
Lee Chan-hyeong
Sung-Wook
Shin Jae-whi
Shin Jae-whi
Lee Ki-Yoon
Lim Sung-kyun
Lim Sung-kyun
Kim Seung-joon
Yuk Jun-seo
Yuk Jun-seo
Lee Geol-jae
Yoo Hee-je
Yoo Hee-je
Choi Ki-soo
Lim Hyun-tae
Lim Hyun-tae
Choi Hong-il
Hong Min-gi
Hong Min-gi
Kim Nam-hyeop
Shin Hyun-soo
Shin Hyun-soo
Kim Su Gyeom [Eui...
Ha-min
Ha-min
Kim Ui-gyeom Aunt...

Episodes

ONE: High School Heroes (2025) S01E01 – Episode 1 S01E01 51m
30 May 25
ONE: High School Heroes (2025) S01E01 – Episode 1
“How are you going to fight tomorrow? It starts tomorrow." After losing the cassette, Ui-Gyeom meets Yoon-Ki and their normal life is shaken up.
ONE: High School Heroes (2025) S01E02 – Episode 2 S01E02 46m
30 May 25
ONE: High School Heroes (2025) S01E02 – Episode 2
“Fighting is a talent, after all.” After a fight with Seung-joon, he encounters an unexpected accident.
ONE: High School Heroes (2025) S01E03 – Episode 3 S01E03 47m
30 May 25
ONE: High School Heroes (2025) S01E03 – Episode 3
“I don't want to give in, not to them...” The resolve to fight back. Despair, visions, and an unexpected hand lead him on.
ONE: High School Heroes (2025) S01E04 – Episode 4 S01E04 41m
30 May 25
ONE: High School Heroes (2025) S01E04 – Episode 4
“The problem is there are too many bad guys in the world." Anger with nowhere to go and shaky justice. Yun and Yi decide to “revolutionize.
ONE: High School Heroes (2025) S01E05 – Episode 5 S01E05 46m
6 Jun 25
ONE: High School Heroes (2025) S01E05 – Episode 5
ONE: High School Heroes (2025) S01E06 – Episode 6 S01E06 47m
6 Jun 25
ONE: High School Heroes (2025) S01E06 – Episode 6
ONE: High School Heroes (2025) S01E07 – Episode 7 S01E07 48m
13 Jun 25
ONE: High School Heroes (2025) S01E07 – Episode 7
ONE: High School Heroes (2025) S01E08 – Episode 8 S01E08 49m
13 Jun 25
ONE: High School Heroes (2025) S01E08 – Episode 8

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