you and jungwon are a old couple but now after 6 years of relationship it was the first time he was gonna meet you family and both of you we're sleeping in a room the day passed and when you we're getting ready to go bed with jungwon when he asked nervously "did you always have a twin sister? I thought you we're an only child...and this morning I though you we're mad so I kissed you...But...it. wasn't you...it was you sister"