Twenty Five Twenty One - Season 1 Episode 16
In an emotionally charged exchange, Hee-do and Yi-jin confront the state of their relationship. Hee-do accidentally leaves her diary on a bus.
- Genre: Drama
- Studio: tvN
- Keyword: competition, workaholic, fencing, friendship, sword fight, romance, flashback, coming of age, family, nostalgic, financial crisis, inspiring, 1990s, broken promise, athlete, intimate, enemies to friends, romantic drama
- Cast: Kim Tae-ri, Nam Joo-hyuk, Bona, Choi Hyun-wook, Lee Ju-myoung, Kim Hye-eun