SinopsisFilm Unforgettable. Suka dengan D.O. EXO atau Do Kyung Soo? Berarti mesti banget nih nonton film Korea Unforgettable sub Indo di VIU. SunMi ( Jeon Mi-Sun) is a high school teacher. She is 40-years-old, but still single. She hopes to marry someone she really loves. Sun-Mi has a friend, Jung-Woo ( Lee Hoon ), who is also single. Even though she loves Jung-Woo, she can't tell him how she feels. This is because twenty years ago, he confessed his love for her, but she turned him QpiVtc.