Episode 9 S01 E09

Kim Tae-ri (as Na Hee-do) Nam Joo-hyuk (as Baek Yi-jin) Bona (as Ko Yu-rim) Choi Hyun-wook (as Moon Ji-woong) Lee Ju-myoung (as Ji Seung-wan) Kim Hye-eun (as Yang Chan-mi) Choi Myeong-bin (as Kim Min-chae) Joo Bo-young (as Lee Ye-ji) Choi Min-yeong (as Baek Yi-hyun) Kim So-hyun (as Adult Na Hee-do) Park Yoon-hee (as Baek Sung-hak) Kim Young-sun (as Yi-jin's Mother) So Hee-jung (as Seung-wan's Mother) Seo Jae-hee (as Shin Jae-kyung) Lee Ye-jin (as Park Han-sol) Heo Ji-na (as Yu-rim's Mother) Kim Dong-gyun (as Yu-rim's Father)

competition workaholic fencing friendship sword fight romance flashback coming of age family financial crisis inspiring 1990s broken promise athlete inspirational intimate enemies to friends romantic drama amused