Lee Tae-hee

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.

Hyeon is troubled by Seong-goo's ignorance; So-yeon receives a wedding invitation from her ex-boyfriend; Min-jeong, fights and fights with family members who only talk to each other all day; So-yeon, who has to hide a dead friend's secret. Funny, upsetting, sympathetic, and hand-sweating, authentic Millenial-Gen Z comedy! We meet the most bizarre moments of our lives. (Source : hancinema.net)

Hyun, Sung-gu and Min-cheol, who decided to do group projects at Min-cheol's house. Hyun hates senseless Sung-gu.