- Drama: The Red Sleeve (English title) / The Red Sleeve Cuff (literal title)
- Revised romanization: Otsomae Beulgeun Kkeuddong
- Hangul: 옷소매 붉은 끝동
- Director: Jung Ji-In
- Writer: Kang Mi-Kang (novel), Jung Hae-Ri
- Network: MBC
- Release Date: November 12, 2021 —
- Runtime: Friday & Saturday 22:00
- Language: Korean
- Country: South Korea
Set in the 18th century, “Red Sleeve” depicts a love story between King Jeongjo and royal concubine Uibin Sung.
Sung Deok-Im is a court lady. She gets involved with Crown Prince Lee San and he falls in love with her. The crown prince eventually becomes King Jeongjo. He now desires Sung Deok-Im to become his concubine, but she refuses. Sung Deok-Im wants to live her life freely, something that will not be possible as a concubine. She also knows that life of a royal concubine does not generally bring about happiness. Yet, Sung Deok-Im becomes the concubine of King Jeongjo.