Top billed cast

1. 

   Park Ji-hoon

   Yeon Si-eun

2. 

   Choi Hyun-wook

   Ahn Su-ho

3. 

   Hong Kyung

   Oh Beom-seok

4. 

   Cha Woo-min

   Kang Woo-young

5. 

   Yoo Su-bin

   Choi Hyo-man

6. 

   Ryeoun

   Park Hu-min

7. 

   Lee Yeon

   Yeong-i

8. 

   Choi Min-yeong

   Seo Jun-tae

9. 

   Kim Su-gyeom

   Jeon Yeong-bin

10. View more

Current Season

Season 2

2025 | 8 Episodes

After losing his friend to violence, model student Yeon Si-eun vows not to repeat history at his new school in a tale of dazzling growth and desperate survival.

Reviews

A review by Dean

Written by Dean on 2025-04-18

What a masterpiece. Weak Hero is a rare 10/10 where not a single second is wasted. Unlike cringe high school romances, this is a raw, brutal look at the cycle of violence, friendship, and the sting of betrayal. Park Ji-hoon’s performance is chilling—seeing a 'weak' student use his brain and surroundings to dismantle bullies is incredibly satisfying. It’s fast-paced, emotionally heavy, and absolutely essential viewing. You must be a very heartless and boring person to not be moved by this story.

Beyond the acting, this show proves why Korean media is lightyears ahead of the West right ...read the rest

Recommendations

1. ONE: High School Heroes79%
2. Extracurricular81%
3. Bloodhounds84%
4. Mercy for None78%
5. Dear X84%
6. Kung Fu74%
7. Pyramid Game80%
8. Marvel's Hit-Monkey77%
9. Hierarchy77%
10. Gen V77%
11. School 201379%
12. Revenge of Others82%
13. Murder Drones85%
14. Mr Inbetween83%
15. Iljimae69%
16. Love For Love's Sake88%
17. Gotham Knights66%
18. Nevertheless,73%
19. Supacell73%
20. MIGNON75%

Status
Ended

Original Language
Korean

Original Name
약한영웅

Keywords

• male friendship
• friendship
• bullying
• gang
• bromance
• high school student
• skilled fighter
• based on webcomic or webtoon
• youth
• school bullying
• violence
• enthusiastic