Na Kyung-mi is a South Korean actress . While attending the Department of Dance at Kyung Hee University , she gave up her dream of becoming a ballerina after undergoing leg surgery. She joined MBC's 24th talent program in 1995 and made her debut in the drama " The Fourth Republic " as Shin Jae-soon, a college student who was present at the final scene of President Park Chung-hee 's death. She has since appeared in dramas such as " Widow , " KBS's " Tears of the Dragon ," and SBS's " The Waves ."