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Twenty-Five Twenty-One (Korean: 스물다섯 스물하나; RR: Seumuldaseot Seumulhana) is a 2022 South Korean television series directed by Jung Ji Hyun and starring Kim Tae Ri, Nam Joo Hyuk, Bona, Choi Hyun Wook and Lee Joo Myung. It premiered on tvN on February 12, 2022, and aired every Saturday and Sunday at 21:10 (KST) for 16 episodes. It is available for streaming on Netflix.

Synopsis[]

In a time when dreams seem out of reach, a teen fencer pursues big ambitions and meets a hardworking young man who seeks to rebuild his life. At ages 22 and 18, they say each other's names for the first time, and at ages 25 and 21, they fall in love.

In 1998, Na Hee-do is a member of the school fencing team at Seonjung Girls' High School, but due to the IMF crisis, the team is disbanded. To continue pursuing her passion, she transfers to Taeyang High School and later manages to become a member of the National Fencing Team. Baek Yi-jin’s (Nam Joo-hyuk) family goes from "riches to rags" and is separated due to the financial crisis. He is forced to take up several part-time jobs and later becomes a sports reporter.

In present day, Kim Min-chae (Choi Myung-bin), Na Hee-do's daughter, quits ballet and "runs away" to her grandma's house. During her stay, she comes across her mother's diary, through which the story is then told.

Cast[]

  • Kim Tae Ri as Na Hee Do
    • Kim So Hyun as adult Na Hee Do
    • Ok Ye Rin as young Na Hee Do
A fencing prodigy, who has yet to reach her fullest potential. She idolizes Ko Yu-rim and transfers to her high school specifically to train with her.
  • Nam Joo Hyuk as Baek Yi Jin
A hardworking young man whose chaebol family went bankrupt during the IMF crisis. As such, he moves out on his own in an attempt to rebuild his life despite debt collectors knocking on his door all the time.
  • Bona as Ko Yu Rim/Julia Ko (고유림)
    • Kyung Da Eun as young Ko Yu Rim
A high-school fencing gold medalist whom Hee-do idolizes, and her greatest rival.
  • Choi Hyun Wook as Moon Ji Woong (문지웅)
Na Hee Do's classmate and the most popular boy in school.
  • Lee Joo Myung as Ji Seung Wan (지승완)
The class president and Moon Ji-woong's childhood friend. She has an anonymous radio talk show in which she raises awareness on the problems of the youth while also giving guidance to fellow students. She is constantly bored with school and then with adult life. She normally appears full of self confidence, but her insecurities and frustrations surface when she is drunk.

  • Reception[]

    The series was a commercial hit and became one of the highest-rated dramas in Korean cable television history.

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