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Cases Between Us (Jing Cheng Qi Tan) – the director, cast, plot synopsis and production details

Michelle Topham September 25, 2025

Chinese Title: 京城奇探
English Title: Cases Between Us
Also Known As: Jing Cheng Qi Tan
Genre: Historical, Mystery, Suspense, Thriller, Republican
Episodes: 36 (40 minutes each)
Director: Yang Lei (杨磊) (About Love/Swords into Ploughshares)
Screenwriters:TBA
Original Work: Original screenplay

Plot Synopsis
Set in the Republican era, the story follows Zhao Shao Shang (played by Zhai Zi Lu), a young man with a deep love for traditional culture, whose family suddenly becomes entangled in a bizarre case. He meets Yuan Hong (played by Ma Si Chao), a talented police officer. Initially at odds with each other, the two form an unlikely partnership as they take on mysterious cases in a time of political unrest.

Bound by a shared sense of justice, their journey leads them from solving crimes to confronting greater challenges that test their courage, loyalty, and ideals. Through their wisdom and courage, they solve multiple strange cases and eventually devote themselves to the cause of saving their nation.

The drama weaves together personal destiny with patriotic sentiments against a special historical backdrop.

Main Cast & Characters

Lead Cast

Zhai Zi Lu as Zhao Shao Shang
Kido Ma as Yuan Hong

Supporting Cast

Yang Kai Cheng as Yang De Zhi
Wang Rui Zi as Xie Qing
Liu Ming Rui as Zhang Cong
Yu Xiao Lei as Shao Shang’s mom
Zhou Jiu Liang as Zhang Bao Chen
Meng He Tang as Liang Can
Fan Tian Tian as Zhang Tai
Sun Shao Long as Sun Ji Zhi
Feng Lei as Zhao Cheng Ru
Wang Ce as Da Shu Ai
Lin Mu as Zhao Cai

Guest Stars

Estelle Chen as Ge Fan
Jessie Li as Zhao Wan Er
Xiao Ai as Du Wen Jiu
Yu Xin He as Han Zhen Zhu

Production Details for Cases Between Us

Original Work: Original screenplay (not adapted from a novel).
Production Company: Dongyang Huayi Bailu Media Co., Ltd. (东阳华录百纳影视有限公司) – responsible for filing and production.
Filming: Production filing completed in July, 2024. Filming began in early August, 2024.

Episodes & Airing

Total Episodes: 36
Episode Length: 40 minutes
First Aired: 2026 (exact date TBA)
Final Episode: TBA
Original Network / Platform: Tencent Video

Where to Watch

China: Tencent Video

International Platforms: TBA, but likely WeTV

Why Cases Between Us is Worth Watching

Strong Genre Blend: The drama fuses historical, suspense, thriller, and mystery elements for a unique viewing experience.

Republican Era Setting: This period offers rich visual aesthetics and the potential for complex, politically charged mysteries that intertwine personal cases with larger national stakes.

Original Story: As an original screenplay, the plot is not spoiled by existing novel readers, allowing all viewers to experience the twists and turns together.

Directed by Yang Lei: One of China’s most acclaimed younger directors, known for his work in dramas like Swords into Ploughshares, About Love, The Legend of Heroes and Three-Body.

Articles About Cases Between Us

Cases Between Us completes filming, confirms full cast with photos – Zhai Zi Lu, Kido Ma and more

About the Author

Michelle Topham

Editor

British-American journalist obsessed with C-dramas, a subject I have been writing about for more than two decades. How many C-dramas have I watched? Many many hundreds. How many are still in my backlog? Hundreds more.

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A blog dedicated to Chinese dramas founded by Michelle Topham -- a British-American journalist who spent almost two decades living in Asia, and wrote about Chinese series for most of that time. That's me!

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