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Season guide

The Red Sleeve: Season 1

17 episodes Premiered Nov 12, 2021 Updated Oct 19, 2026

Role: Meticulous television and film archivist. Task: Produce a JSON object for "The Red Sleeve" Season 1. Keys: overview (160-220 words), primer (array of exactly 4 concise bullet points). Constraints: Use ONLY provided synopsis and sources. No invented facts. No markdown/asterisks/headings/bullets in the text (except the JSON structure itself). Neutral, encyclopedic prose. Valid JSON only. Input: TMDB Synopsis and

Season overview

Role: Meticulous television and film archivist.
Task: Produce a JSON object for "The Red Sleeve" Season 1.
Keys: overview (160-220 words), primer (array of exactly 4 concise bullet points).
Constraints: Use ONLY provided synopsis and sources. No invented facts. No markdown/asterisks/headings/bullets in the text (except the JSON structure itself). Neutral, encyclopedic prose. Valid JSON only.
Input: TMDB Synopsis and 5 Sources.
Title: The Red Sleeve (Korean: 옷소매 붉은 끝동).
Format: South Korean television series, Drama, Historical, Romance, Melodrama.
Episodes: 17.
Aired: Nov 12, 2021 - Jan 1, 2022.
Network: MBC TV.
Cast: Lee Jun-ho, Lee Se-young, Kang Hoon, Cha Mi-kyung, Kim Byeong-chun, Lee Min-ji, Park Seo-Kyeong.
Plot: Fictionalised account of King Jeongjo and Consort Ui. Romance between a King of Joseon who prioritizes duty to his country over love and a court lady who wants to protect the life she has chosen.
Specific Plot Points: Sung Deok-Im is a court lady. She gets involved with Crown Prince Lee San. He falls in love with her. He eventually becomes King Jeongjo. He desires her to be his concubine, but she refuses because she wants to live freely and knows a concubine's life does not generally bring happiness. Ultimately, Sung Deok-Im becomes the concubine of King Jeongjo.
Goal: 160-220 words.
Drafting: The Red Sleeve is a South Korean historical drama series based on a novel of the same name. The narrative provides a fictionalised account of the lives of King Jeongjo and Consort Ui. The story follows Sung Deok-Im, a court lady, and her involvement with Crown Prince Lee San. As the two become involved, the Crown Prince falls in love with her. The narrative arc tracks the transition of Lee San as he eventually becomes King Jeongjo. A central conflict arises when the King desires Sung Deok-Im to become his concubine. Sung Deok-Im initially refuses this position because she wishes to live her life freely, a freedom she believes would be impossible as a royal concubine. Furthermore, she is aware that the life of a royal concubine does not generally bring about happiness. The series depicts the romance between a King of Joseon who believes his duty

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Season 1 Episodes

Episode Guide

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Binge Efficiency Engine

Season 1: Filler vs. Essential Canon

Filter episodes by narrative weight. Focus on essential mytharc and skip standalone side quests.

18%
82%
Mytharc (3): Crucial lore & season climaxes
Core (14): Character development & subplots
Side Quest (0): Standalone / filler
S1·E1 Mytharc

The Crown Prince Is My Master

Nov 12, 2021 · 73 min

A young maid Duk Im is ordered to visit the late Royal Noble Consort Yeong’s funeral. There she meets the Crown Prince who also secretly came to say goodbye to his grandmother. Duk

S1·E2 Core

Lee San’s Scheme

Nov 13, 2021 · 73 min

The tiger is on a killing spree within the palace. Unlike any other animal, it is smart. It knows exactly when to run, stop, and hunt. Although Lee San struggles with hunting this

S1·E3 Core

The Tiger And The Dragon

Nov 19, 2021 · 72 min

All the young maids start to panic when they see the tiger. Duk Im comes up with a way to help the maids escape safely. San saves Duk Im, who’s in danger, but for mobilizing the mi

S1·E4 Core

Princess Hwawan’s Punishment

Nov 20, 2021 · 73 min

Duk Im is shocked to find out San’s true identity. She gets upset as she thinks he fooled her on purpose, and therefore, she tries her best to stay away from him. However, with her

S1·E5 Core

Coming-of-Age Ceremony

Nov 26, 2021 · 72 min

Just as the Prince’s Lecturer orders to kill Duk Im, San appears to save her. Claiming that he was clearly mistaken, the Lecturer begs forgiveness and San lets this incident slide

S1·E6 Core

Duk Im’s Wisdom

Nov 27, 2021 · 72 min

Lee San’s confinement still takes place. Despite the long boring time without books, Duk Im’s company helps him to stay sane. Lee San needs an ally who can closely advise the King.

S1·E7 Core

The Affection of a King

Dec 3, 2021 · 68 min

After the incident at the bathtub, San happens to eavesdrop on the conversation of the court maids. From that conversation, he learns something that truly makes him happy. Meanwhil

S1·E8 Core

Memories of the King

Dec 4, 2021 · 68 min

After an inspection of the court maids, a royal book that belongs to Consort Yeong has emerged from Duk Im’s belongings. Although it is a gift from the King himself, she is suspect

S1·E9 Core

The Red Sleeve

Dec 10, 2021 · 68 min

The King orders San to go on a trip to visit the royal tomb on his behalf. When the court ladies from Gwanghan Palace hear this news, they realize they have to get rid of San as so

S1·E10 Core

The Secret Gate

Dec 11, 2021 · 69 min

The King suspects that San is plotting treason for bringing the soldiers to Royal Temporary Palace when he was the one who had been attacked. Now that Duk Im knows Lady Seo was for

S1·E11 Core

Secret Document

Dec 17, 2021 · 69 min

King Yeongjo orders to confine San in his chambers. Duk Im desperately wants to help San get out of the trouble and starts to think hard to come up with an idea. Duk Im happens to

S1·E12 Core

The New King

Dec 18, 2021 · 70 min

The dispute over the throne finally comes to an end. Aware of his current weakness, the King admits that his current status is no longer fit to rule a country. With the help of Duk

S1·E13 Core

The Weight Of The Crown

Dec 24, 2021 · 69 min

Not everyone is happy with San becoming King. Late night, an attack is made on San’s life. Although San survives thanks to his Royal guard, he finds out that his stepbrother is a p

S1·E14 Core

The Missing Maids

Dec 25, 2021 · 88 min

Wonbin suddenly falls into critical condition. Although she has absolutely no problems with her health, she suddenly meets her death at a young age. Despite Duk Ro’s great grief fo

S1·E15 Core

New Royal Concubine

Dec 25, 2021 · 71 min

San orders Duk Im to leave the palace. After one year, Duk Ro and Duk Im run into each other at the street market, and Duk Ro suggests to her that she should run away with him. Mea

S1·E16 Mytharc

To Consort Hwa’s Chambers

Jan 1, 2022 · 86 min

Consort Hwa is infuriated with jealousy, and she tries to sabotage Duk Im with the help of Queen Dowager. Consort Hwa frames Duk Im for having relations with a man and makes Queen

S1·E17 Mytharc

The Moment of Forever

Jan 1, 2022 · 100 min

The Crown Prince did not manage to survive the sickness. Although Duk Im and San fall into great grief, they regain their strength quickly for the sake of the country and their unb

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