- HD 1080
- Runtime: 112m.
- Status: Released
1
- Languages: ko
- Country: South Korea
- Director: Park Jin-pyo
- Stars: Shin Hye-sun, Lee Jun-young, Park Jung-woo, Park Hyeok-kwon, Cha Chung-hwa
- keywords: based on comic, based on webcomic or webtoon
- Production_studio: Studio N, Oscar 10 Studio, Vol Media
- Slogan: Purring in the face of injustice
- providers: Kocowa, Rakuten Viki
- The Brave Citizen is featured in the top rankings of 2023
- #69 in Top Action Movies of 2023
An expelled boxing champion, who now is a high-school teacher, witnesses intolerable violence and throws her first punch to build justice against it, while putting on a mask.