Park Minhye is a 20 years old girl, who wake up from coma after a year and 5 months. She is having amnesia or memory loss from an incident that had happened on her before. However, her parents have make decision to married her with a doctor name Song Minho or known as Doctor Mino. They are sure that Mino will take good care of her and it is for their daughter's sake too. Will she remember what happened to her on that day? What happen when Mino's friend fall in love with her? And more important, will their marriage last long, when Mino's ex fiance will do anything to get Mino back? Will she know the truth?