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.
So Si-min
Han Su-gang
Ko Jin-hyoung
So Young-taek
Lee Jae-gyeong
Lee Gwon-joong
Byeong-jin
Lee Moon-gi
Park Jung-ho
Kim Jeong-gyu
Byun Jae-hyeok
Song Eun-gyo
Min-ji
Jin-hyoung's Grandmother
Head Teacher
Seo Sang-woo
English Teacher
Math Teacher
Principal
Hye-gyeong
Chauffeur
Writer
Director
Editor
Original Music Composer
Special Effects Supervisor
Sound Supervisor
Martial Arts Choreographer
VFX Supervisor
Adaptation
Lighting Director
Production Sound Mixer
Production Design
Producer
Costume Design
Makeup & Hair
Executive Producer
Co-Executive Producer
Director of Photography
Props
Comic Book
Stunts
