The 17 years old fell into a coma after an accident, wake up to find herself physically 30 years old. Woo Se Ri flee the hospital to find her close kin to realized that they are no longer there and the house is sold a decade ago.
- No. of episodes: 16
- Genre: Romance, First love, Comedy
- Original network: SBS, Netflix
- Native title: 서른이지만 열일곱입니다
- Premiere: 23 Jul 2018