![Blue Birthday](https://image.tmdb.org/t/p/w342/ngHe2ZFfr7wypsggD8LlYresOTd.jpg)
1 Season
16 Episode
Blue Birthday
Her first love passed away on her birthday
The series tells the story of Oh Ha-rin, who travels to the past through mysterious photos left by her first love, Ji Seo-jun. Since they were eight years old, they had been close friends, but he died by suicide on her birthday ten years ago.
- Year: 2021
- Country: South Korea
- Genre: Sci-Fi & Fantasy, Drama, Mystery
- Studio: NAVER TV, YouTube, V LIVE
- Keyword: time travel, high school
- Director:
- Cast: Yeri, Yang Hong-seok, Lee Sang-jun, Kim Gyeol-yu, Ju Hyeon