I have my ex-boyfriend's child

By making a mistake, Yeoju ends up getting pregnant with Jimin's baby. After telling him that, there is no news about Jimin and Yeoju ends up dropping out of school. After giving birth, she enters medical school and becomes the youngest doctor at 24. As they say, bad luck continues, and Jimin also ends up working at that hospital. In fact, this hospital is Jimin's father's hospital. Jimin didn't want to be a doctor, but he became one under duress. That's where Jimin and Yeoju meet...