Moon Choi (aka Hee-Seo Choi) is a Korean actress, writer and director who is currently based in Seoul, South Korea.Moon made her commercial film debut in "Lifting King Kong"(2009, South Korea), in which she acted as a female weightlifter. For her transformation into the character, Moon received professional training from Korean national team of weightlifting for 3 months prior to shooting.After her major supporting role from the film "Lifting King Kong", she has acted in several independent films and short films which were screened in prestigious film festivals worldwide. Her recent short film "Janus", a 15-minute film which premiered in Cannes Film Festival, 2014, has won Jury's Grand Prize at Poitiers Film Festival in France, 2015.In 2016, she acted as a Japanese student named 'Kumi' in a Korean period film "Dong-Ju: the Portrait of the Poet", which portrayed the life of a beloved Korean poet Yoon, Dong-ju, who died young in Fukuoka Prison after undergoing an unknown experiment by the Japanese government in 1945. After the nationwide release, the film was credited by film critics as the best film ever made by director Lee, Jun-ik . Moon's performance in the film was praised to be "subtle, intense, yet contained" by the critic H.S.Kim from the film magazine, Cine21.Moon performs in fluent Korean, English and Japanese. She also speaks conversational Chinese and Italian.