Twelve Letters (2025)
A Chinese mystery drama where twelve cryptic letters bridge two timelines, pulling a group of friends into a decades-old secret about their missing parents.
Twelve Letters - Series Information
- Original Title: 十二封信
- First Air Year: 2025
- Last Air Year: 2025
- Type: TV Series
- Genres: Drama, Mystery, Sci-Fi, Fantasy
- Episode Runtime: Average runtime per episode (45 minutes)
- Number of Seasons: 1
- Number of Episodes: 12
- Status: Ended
- Original Language: Chinese
- Spoken Languages: Mandarin
- First Air Date: August 29, 2025 (South Korea - 15)
- Networks: Tencent Video
- Alternative Titles: 后会有期 (CN)
- Production Companies: Eternity Pictures, Tencent Video, Huerguosi Wannian Movie Co., Ltd
- Production Countries: China
Twelve Letters - Plot
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.
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Twelve Letters - Cast & Crew
Main Cast
- Zhou Yiran
- Wang Yinglu
- Zheng Hehuizi
- Huang Erchun
- Jia Hongxiao
- Zhao Runnan
- Chen Tianming
- Wang Shuo
- Ren Youlun
- Cai Jiaxin
Writers
- Cheng Xiaomao
- Cheng Mengyan
Executive Producers
- Wang Juan
- Joey He
Twelve Letters - FAQs
What is the mystery behind the twelve letters?
The twelve letters arrive from across time, each one carrying clues about the sudden disappearance of the protagonists' parents. Yu Nian and Shen Cheng must decode these cryptic messages while navigating dual timelines, slowly piecing together a 35-year-old secret buried deep within their small town.
Is Twelve Letters based on a true story?
Twelve Letters is an original fictional work, not based on real events. The story blends mystery, romance, and fantasy elements to craft a time-spanning narrative about friendship, loss, and the secrets that connect generations — a creative premise rather than a retelling of any true story.
Where can you stream Twelve Letters?
Twelve Letters is available to stream on Rakuten Viki, both with a subscription and with ads. The series originally aired on Tencent Video in China. Availability may vary by region, so check your local streaming services for the latest options.
Who are the lead actors in Twelve Letters?
The series stars Zhou Yiran as Tang Yixun and Wang Yinglu as Ye Haitang, alongside Zheng Hehuizi as Yu Nian and Ren Youlun as Shen Cheng — the two central characters whose parents vanish. Huang Erchun, Jia Hongxiao, Zhao Runnan, and others round out the ensemble cast.
How do the dual timelines work in Twelve Letters?
The series weaves between two time periods, using the letters as a bridge connecting past and present. Events from 35 years ago gradually illuminate the mysteries of the present day, revealing how the choices made by one generation ripple forward to shape the lives of the next.
How many episodes does Twelve Letters have?
Twelve Letters consists of 12 episodes across its single season, with each episode running approximately 45 minutes. The series concluded in 2025, delivering a complete, self-contained story. There is also one special episode available as part of the Season 0 specials collection.
How was Twelve Letters received by audiences?
Twelve Letters attracted attention for its blend of youth romance, supernatural mystery, and emotional storytelling — a combination that resonates strongly with fans of Chinese web dramas. Its dual-timeline structure and ensemble cast were noted as highlights, appealing to viewers who enjoy suspenseful, character-driven narratives.
What shows are similar to Twelve Letters?
If Twelve Letters captivated you, try Reset (2022) for another gripping Chinese time-loop thriller, or Tales from the Loop (2020) for atmospheric sci-fi mystery. Nancy Drew (2019) and Ravenswood (2013) offer similar small-town secrets and supernatural intrigue for viewers craving that same eerie, puzzle-driven tension.
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