Episodes

Season 1, 12 episodes

Episode 1: The Letter Writer
- Now playing
- 53m
- Aug 29, 2025
Episode 2: Love Letter
- 42m
- Aug 29, 2025
Episode 3: Time and the Youth
- 46m
- Aug 29, 2025
Episode 4: I Want to Give You Sunny Day, But I Only Have An Umbrella Woven from Storm Clouds
- 47m
- Aug 29, 2025
Episode 5: Hello, Stranger
- 43m
- Aug 30, 2025
Episode 6: Family
- 58m
- Aug 30, 2025
Episode 7: A Xun? I'm Here
- 55m
- Aug 31, 2025
Episode 8: The Spring is Bright, But Gone Forever
- 1h 4m
- Aug 31, 2025
Episode 9: If.....
- 47m
- Sep 1, 2025
Episode 10: Fate
- 1h 7m
- Sep 1, 2025
Episode 11: Reunion in Spring
- 51m
- Sep 1, 2025
Episode 12: Twelve Letters
- 48m
- Sep 1, 2025

2025
1 season
45m per episode
Drama
Mystery
Sci-Fi & Fantasy

9.4TMDB(8)

Overview

In a small town, twelve mysterious letters and a 35-year wait intertwine to shape the lives and loves of a close-knit group of friends. Yu Nian and Shen Cheng’s world is thrown into turmoil when their parents vanish, followed by cryptic messages arriving from another time. Driven to uncover the truth, they plunge into a complex puzzle, navigating dual timelines and unraveling the secrets hidden within the letters that could explain their disappearance.