# Lee Shi Zhentan Shiwusuo: Once Upon a Time in Lungmen
*Also known as: Lee's Detective Agency - Special Episode / 鲤氏侦探事务所 Once Upon a Time in Lungmen*

## Facts
- Format: ONA
- Status: concluded
- Year: 2023

## Renewal Score
**Lee Shi Zhentan Shiwusuo: Once Upon a Time in Lungmen** has a **52% renewal probability** on Courcast (confidence: 37%) as of 2026-08-05.

## Synopsis
A special episode released between episodes 5 and 6 of Lee's Detective Agency. It is styled like works from the golden age of American animation and features no dialogue.

## About Courcast
Courcast forecasts anime renewal probability using daily signals from streaming platforms, fan communities, and industry sources. Each CourScore (0-100) reflects fandom momentum, streaming performance, source material runway, and franchise history.

- Full details: https://courcast.com/title/lee-shi-zhentan-shiwusuo-once-upon-a-time-in-lungmen-2023
- API: https://courcast.com/api/public/titles/lee-shi-zhentan-shiwusuo-once-upon-a-time-in-lungmen-2023
- About Courcast: https://courcast.com/about

*Last updated: 2026-08-05*