Na Hee-Do

Na Hee-Do is the female protagonist in Netflix's Twenty Five Twenty One. She is a fencer in Taeyang Highschool and the daughter of news announcer Shin Jae-Kyung (Seo Jae-Hee).

She is portrayed by Kim Tae-ri.

Physical Appearance
Hee-Do is a South Korean fencing prodigy. She has black hair with a slight coarse texture. Her hair is straight with short choppy bangs, and usually wears it half up and half down. She has blue eyes and can always be seen smiling.

Personality
Hee-Do is a bright, bubbly and extroverted girl. She is seen as a very competitive player, especially in fencing. When it comes to friends, sports, dreams, or relationships, she never gives up and continues to strive to her goals. (Ex. taking the risk of being arrested to transfer to another school to continue fencing, source; Episode 1.)