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.
Genre: Sci-Fi & Fantasy, Drama, Mystery
Stars: Yeri, Yang Hong-seok, Lee Sang-jun, Kim Gyeol-yu, Ju Hyeon
Crew: Park Dan-hee, Ku So-yeon, Moon Won-young, Kwak Kyung-ho, Jang Il-ji
Country: KR
Studio: NAVER TV, YouTube, V LIVE
Runtime: 24:14 minutes
Quality: HD
First air date: Jul 23, 2021
Last air date: Sep 11, 2021
Episode: 16 Episode
Season: 1 Season
IMDb: 5.6
Keywords:time travel, high school