Michelle Topham 
Chinese Title: 十二封信 (Shí Èr Fēng Xìn)
English Title: Twelve Letters
Also Known As: 后会有期 (Hòu Huì Yǒu Qī)
Genre: Fantasy, Romance, Mystery, Thriller
Episodes: 12
Director: Sha Wei Qi
Screenwriters: Cheng Xiao Mao, Cheng Meng Yan
Original Platform / Network: Tencent Video
Plot Synopsis
Twelve Letters weaves a time-spanning romance and mystery built around a set of twelve unexplained letters and a deep 35-year emotional journey between two lovers.
When Tang Yixun’s beloved Ye Haitang disappears suddenly, he finds the first mysterious letter in an old mailbox. As he responds to each letter, he realizes their connection stretches not just across space, but across different timelines and with a strange blackboard in an abandoned classroom and unpredictable weather acting as bridges between the past and the present.
As Tang Yixun pieces together clues through correspondence, he embarks on a suspenseful and emotional search for truth, memory, and the hope of reconnection.
Main Cast & Characters
Lead Cast
- Zhou Yi Ran as Tang Yixun
- Wang Ying Lu as Ye Haitang
Supporting Cast
- Zheng He Hui Zi as Yu Nian
- Ren You Lun as Shen Cheng
- Zhang Qi as Yu Zhi Hong
- Li Yi Xiang as Ye Yi Bo
- Jia Hong Xiao, Chen Hao Lan, Lin Xin Yi, Fang Xiao Li, and others — Additional supporting cast filling out the interconnected narrative across its multiple personal and temporal storylines.
Production Details
Original Work: Twelve Letters is an original Chinese drama produced for Tencent Video with fantasy and mystery elements woven into its narrative.
Filming: Official production took place from April 2024 to June 27, 2024 in Songkou Ancient Town, Meixian County, Meizhou City, Guangdong.
Episodes & Airing
- Total Episodes: 12
- Episode Length: 45 minutes
- First Aired: August 29, 2025
- Final Episode: September 1, 2025
- Original Network / Platform: Tencent Video
Where to Watch
China:
- Tencent Video — Official domestic streaming and broadcast platform.
International Platforms:
- WeTV andViki / Apple TV
Why It’s Worth Watching
- Unique Time-Twist Narrative: The core mechanic of communication across time via unexpected channels (letters, classroom blackboards, weather anomalies) sets Twelve Letters apart from typical romance dramas, blending mystery with emotion.
- Compact & Impactful: With just 12 episodes, it delivers a tightly plotted story with minimal filler, something many viewers praised in discussions.
- Strong Performances: Zhou Yi Ran and Wang Ying Lu bring emotional depth to characters navigating loss, memory, and enduring connection across decades.
- Critical & Viewer Buzz: The drama initially scored around 7.8 on Douban with strong viewer engagement, showing it resonated with audiences.
- Blending Genres: Mystery, romance, fantasy, and suspense combine for a viewing experience that appeals to fans of multiple styles.
Articles About Twelve Letters
Zhou Yi Ran and Wang Ying Lu’s Twelve Letters gets premiere date and new poster
Twelve Letters hits 21000 on heat index – international viewers also awarding high ratings
Twelve Letters grabs 7.7 on Douban – best rating for a domestic romance drama in 2025 so far
About the Author
