is a South Korean television series starring Choi Kang-hee, Kim Young-kwang, Lee Re and Eum Moon-suk.
Based on the 2011 novel Fantastic Girl by Kim Hye-jung, it premiered on KBS2 on February 17, 2021 and is available for worldwide streaming on Netflix.
tells the story of Bahn Ha-ni who, one day, meets her enthusiastic, passionate and fearless 17-year-old self.
With her younger self, she heals her wounds and learns how to love again.
The first script reading took place in September 2020.