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LUXEN TV Series
Twelve Letters
2025·1 Season·12 Episodes·★ 9.4
Chinese original
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.
LUXEN Decision Guide
Does this fit your time and taste?
A tension-led series where questions, pressure, investigation, or shifting trust can keep the story moving from episode to episode.
Best fit
Who it is for
Best suited to viewers who want an ongoing hook and a reason to keep watching the next episode.
Commitment
Compact commitment · 12 episodes
Use the season and episode count to judge how much time you want to invest.
Start here
Read the synopsis.
Read the synopsis first; the contained season makes it easier to judge whether the full story fits your time.
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The series
Seasons
Season 1
12 episodes
2025
Cast
Who's in it
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