Yoon Hyun Sook is a South Korean female singer, lyricist, actress and entrepreneur. She graduated from Muhak Girls’ High School and later obtained a bachelor’s degree in Social and Physical Education from Dankook University Cheonan Campus and a master’s degree in Performance and Film from Chung-Ang University. She made her debut as a member of the mixed dance pop music group ZAM with their album, "I Don’t Stop". She also formed a dance pop duo called COCO with Lee Hye Young and began her career as an actress. In 2002 she served as the marketing director for Game Box and later was promoted to chairwoman of the board. She also represents the bag brand Fabina LA and has focused more on this endeavor, nearly semi-retiring from the entertainment industry.
(Source: Korean = Wikipedia || Translation = MyDramaList)