The short answerChecked against TMDB data
ONE: High School Heroes at a glance
ONE: High School Heroes is a 2025 action & adventure and drama series. It has 1 season and 8 episodes listed on TMDB, and its status is “Ended”. Age rating: 15 in the United Kingdom.
No service is listed for the United Kingdom right now.
Rated 15 in the United Kingdom — intended for adults. Expect the themes and content that rating covers.
All key facts8
- Format
- TV series
- First aired
- 2025-05-30
- Seasons
- 1
- Episodes
- 8
- Genres
- Action & Adventure, Drama
- Original language
- Korean
- Status
- Ended
- TMDB rating
- 8.1 / 10 · 76 votes
Facts come from TMDB and are refreshed automatically. Availability is per country and changes weekly — the United Kingdom row is what you see by default.
Availability
Where to watch in the United Kingdom
No service is listed for the United Kingdom right now. Rights move between services, so this can change without notice.
Streaming data by JustWatch, delivered through TMDB and cached for six hours — updating now. This site does not sell or host these streams.
Compare the services themselves? All streaming services, or read how availability works.
Synopsis
Series overviewA former model student, pushed by domestic abuse and bullying, joins a group that stands up to school violence and defends its victims.
Cast
13 names
Lee Jung-haKim Eui-gyeom
Kim Do-wanKang Yoon-ki
Kim Sang-hoKim Seok-tae
Kim Joo-ryoungMyeong Da-bin
Shin Jun-seopNam Seung-Sik
Lee Chan-hyeongSung-Wook
Shin Jae-whiLee Ki-Yoon
Lim Sung-kyunKim Seung-joon
Yuk Jun-seoLee Geol-jae
Yoo Hee-jeChoi Ki-soo
Im Hyun-taeChoi Hong-il
Hong Min-giKim Nam-hyeop
Shin Hyun-sooKim Su Gyeom [Eui Gyeom's brother]Seasons and episodes
8 episodes
01 · Episode 12025-05-30 · 51 min Watch
02 · Episode 22025-05-30 · 46 min Watch
03 · Episode 32025-05-30 · 47 min Watch
04 · Episode 42025-05-30 · 41 min Watch
05 · Episode 52025-06-06 · 46 min Watch
06 · Episode 62025-06-06 · 47 min Watch
07 · Episode 72025-06-13 · 48 min Watch
08 · Episode 82025-06-13 · 49 min WatchQuestions about ONE: High School Heroes
Quick answersWhere can I watch ONE: High School Heroes in the United Kingdom?
No subscription service is listed for ONE: High School Heroes in the United Kingdom right now. Availability changes weekly; pick another country in the selector to compare.
Is ONE: High School Heroes suitable for children?
ONE: High School Heroes is rated 15 in the United Kingdom. That rating covers the themes and content levels set by the local classifier, so use it together with your own judgement for younger viewers.
Is ONE: High School Heroes on PelisPlus UK?
ONE: High School Heroes has a full discovery page on PelisPlus UK with its synopsis, cast, ratings, seasons and episode guide. PelisPlus UK does not host video files; playback opens the third-party player sources configured by the site operator.
What is ONE: High School Heroes about?
A former model student, pushed by domestic abuse and bullying, joins a group that stands up to school violence and defends its victims.
How many seasons of ONE: High School Heroes are there?
ONE: High School Heroes has 1 season and 8 episodes listed on TMDB. Use the season tabs to see every episode.
Can I watch the ONE: High School Heroes trailer?
No trailer is published for ONE: High School Heroes right now. This page checks TMDB automatically, so a new trailer will appear when one is released.
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