2021FantasyRomanceThriller
Blue Birthday
Average 9.0 across season 1
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.
Overall
7.5
Votes
761
Episodes
16
Consistency
σ 0.14
Episode heatmap
S1
9.2
9.0
8.7
9.1
9.1
9.1
8.9
8.8
8.9
9.0
8.9
9.1
8.9
8.9
9.1
9.2
LowHigh
Season averages
S1
Best
9.2
S1E1
Worst
8.7
S1E3
Trend
stable
slope 0.002
Seasons
1
with ratings
