Park Sanghwa was just a normal teenager who was going to school. Until one day she met the man of her dreams. Unfortunately, that man was... her teacher and he was 10 years older than her! Is there a way to work it out somehow?

Ji Yaemin is a translator in a company providing this service to media. One day she gets a task to provide translation for a Korean idol. However, this Korean idol turns out to be her ex-boyfriend, Park Jungmin. Will they be able to forget the past and start over once again?