Yoo Hye-jung (Park Shin-hye) was a headstrong girl in high school with a prickly, gangster personality. Due to her many childhood scars, Hye-jung keeps her heart closed towards other people. However, she changes after meeting her mentor Hong Ji-hong (Kim Rae-won), who plays a key role in transforming her life from a "hopeless" delinquent to a compassionate doctor. They part ways due to a report of their close relationship which was reported by a fellow student but subsequently but meet again after 13 years, when Yoo Hye-jung had become a successful doctor.
AWARDS
| Year | Award | Category | Recipient |
| 2016 | 5th APAN Star Awards | Best New Actor | Yoon Kyun-sang |
| 2016 | 9th Korea Drama Awards | Top Excellence Award, Actor | Jang Hyun-sung |
| 2016 | 1st Asia Artist Award | Best Artist Award, Actress | Park Shin-hye |
| 2016 | SBS Drama Awards | Top Excellence Award, Actor in a Genre & Fantasy Drama | Kim Rae-won |
| 2016 | SBS Drama Awards | Top Excellence Award, Actress in a Genre & Fantasy Drama | Park Shin-hye |
| 2016 | SBS Drama Awards | Top 10 Stars Award | Park Shin-hye |
| 2016 | SBS Drama Awards | New Star Award | Kim Min-seok |
| 2016 | SBS Drama Awards | New Star Award | Moon Ji-in |
| 2017 | 53rd Baeksang Arts Awards | Best New Actor | Kim Min-seok |
| 2017 | Seoul International Drama Awards | Outstanding Korean Drama | The Doctors |
