Twelve Letters (2025): cast, story & where to watch
2025 · Series · ★ 9.3
Released in 2025, Twelve Letters is a drama, mystery and sci-fi & fantasy series.
What it’s about. 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.
Who’s in it. Twelve Letters stars Zhou Yiran as Tang Yixun, Wang Yinglu as Ye Haitang, Zheng Hehuizi as Yu Nian and Chen Tianming as A Qiang, among others.
How it landed. With an audience score of 9.3/10, Twelve Letters sits among the best-reviewed titles in the catalogue.
Where to watch. In US you can stream it on Rakuten Viki. See the full, country-by-country breakdown on our where to watch Twelve Letters page.
If you liked it. Fans of Twelve Letters tend to enjoy Breaking Bad, Better Call Saul, Demon Slayer: Kimetsu no Yaiba and Attack on Titan.
Frequently asked
- Where can I watch Twelve Letters (2025)?
- In US, Twelve Letters is available to stream on Rakuten Viki. Availability varies by country — check our where-to-watch page for every region.
- Is Twelve Letters worth watching?
- Twelve Letters holds an audience score of 9.3 out of 10, and is a strong pick if you enjoy drama, mystery and sci-fi & fantasy. Most viewers rate it highly.
- Who stars in Twelve Letters?
- Twelve Letters stars Zhou Yiran, Wang Yinglu, Zheng Hehuizi, Chen Tianming and Huang Erchun.
- When was Twelve Letters released?
- Twelve Letters was released in 2025.