ONE: High School Heroes Season 1

Episodes

1. 

   1. Episode 1

   May 30, 2025 · 51m

   “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.

2. 

   2. Episode 2

   May 30, 2025 · 46m

   “Fighting is a talent, after all.” After a fight with Seung-joon, he encounters an unexpected accident.

3. 

   3. Episode 3

   May 30, 2025 · 47m

   “I don't want to give in, not to them...” The resolve to fight back. Despair, visions, and an unexpected hand lead him on.

4. 

   4. Episode 4

   May 30, 2025 · 41m

   “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.

5. 

   5. Episode 5

   Jun 6, 2025 · 46m

6. 

   6. Episode 6

   Jun 6, 2025 · 47m

7. 

   7. Episode 7

   Jun 13, 2025 · 48m

8. 

   8. Episode 8

   Jun 13, 2025 · 49m

Episode information from TMDB. Air dates are for the original broadcast or release.