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Poster: A Thousand Days' Promise
Series

A Thousand Days' Promise

천일의 약속
2011EndedSouth Korea60 min

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What's it about?

A Thousand Days' Promise is a 2011 South Korean traditional melodrama about a woman who is losing her memory and the loving man who stands by her side. Written by famed drama writer Kim Soo-hyun, it aired on SBS from October 17 to December 20, 2011 on Mondays and Tuesdays at 21:55 for 20 episodes.

Where to stream?

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Checked 09/29/2026 · United States catalog · account required.
Available

Availability data partly provided by JustWatch via TMDB.

Cast

6 people — scroll sideways

Crew

Writer
Kim Soo-hyun
Director
정을영

Episodes

Season 1 — 20 episodes · from 10/17/2011

Page 1 of 1 · Episodes 1–20

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A Thousand Days' Promise Episode 1

S01E0110/17/201160 min

“I exist, and I was born for you.” “I’m trying to remember the face you’ve forgotten.” Their sad love story will be with you soon. A thousand-day promise,...

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A Thousand Days' Promise Episode 2

S01E0210/18/201160 min

After meeting Jaemin, Ji-Hyung goes to Suyeon’s house to ease her worries. He asks if she didn’t know that he had been promised to someone else for a long time, but Suyeon laughs it off and claims they only slept together briefly. Meanwhile, Hyang-Gyeol enters Ji-Hyung’s bedroom and kisses him …

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A Thousand Days' Promise Episode 3

S01E0310/24/201160 min

When Seo Yeon visits the internal medicine department, she learns that she may be showing the early signs of Alzheimer’s disease. She replies in confusion that she’s only 30 years old. The doctor, however, emphasizes that no one is immune to dementia. Seo Yeon panics and asks dazedly whether this …

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A Thousand Days' Promise Episode 4

S01E0410/25/201160 min

Furious, Hyuna suddenly asks Ji-hyung what he thinks marriage means and yells at him not to get married. Su-jung also talks to Ji-hyung and tells him he hasn’t settled things yet and shouldn’t keep blaming Hwang-gi. Meanwhile, Ji-hyung goes to Jaemin and says he wants to meet Seo-yeon because he …

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A Thousand Days' Promise Episode 5

S01E0510/31/201160 min

After hearing that Suyeon is sick, Jihyeong goes to Jaemin. Jaemin tells Jihyeong it’s nothing serious, but Jihyeong angrily shouts at him. Sujeong asks Jihyeong if he can believe that he and Suyeon have settled their relationship, but Jihyeong, his thoughts in turmoil, asks her to ignore it as …

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A Thousand Days' Promise Episode 6

S01E0611/01/201160 min

When Hyangki gets the shocking news from Jihyeong that he can’t marry her because he has another woman, she is devastated. Hyangki tries to stand up for Jihyeong’s claim that calling off the wedding was his own decision, but Hyena doesn’t believe him, and her anger reaches its peak.

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A Thousand Days' Promise Episode 7

S01E0711/07/201160 min

Hynah visits Ji-hyeon and explodes with hurt at Ji-hyeon’s unyielding attitude. Meanwhile, Seo-yeon, who called Su-jung over, sits across from her, feeling deeply conflicted. Hwang is even hospitalized for a gastrointestinal disorder, but neither family gives up hope that the two will marry.

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A Thousand Days' Promise Episode 8

S01E0811/08/201160 min

When Hyeon-a and Hong-gil hear that Ji-hyung won’t attend the wedding and, as Hyang-gi says, the wedding therefore can’t go ahead, their disappointment and anger at Ji-hyung’s betrayal grow. Hyang-gi is at a loss because she can’t change Ji-hyung’s firm resolve. With nothing more they can do …

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A Thousand Days' Promise Episode 9

S01E0911/14/201160 min

When Syeon harshly rejects him, Ji-hyeong asks Ji-min for help. When Ji-hyeong briefly comes home to pick up his things, he tells Soo-jung that he’s going to marry Syeon, shocking her.

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A Thousand Days' Promise Episode 10

S01E1011/15/201160 min

With Suyeon’s help, Misoon says she absolutely can’t agree, worried about her son’s future. Suyeon calmly agrees with Misoon’s wishes as well. At the same time, Misoon is concerned about Suyeon. Hurt by Jihyeon’s unyielding attitude, Misoon becomes curious about the person Jihyeon loves.

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A Thousand Days' Promise Episode 11

S01E1111/21/201160 min

A Thousand Days’ Promise The aunt visits Seo Yeon’s biological mother and asks if she isn’t curious about her children. Meanwhile, Seo Yeon returns home after dinner, suddenly loses her sense of direction, and freezes in fear. At that moment, she calls Ji Hyeong and asks for help...

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A Thousand Days' Promise Episode 12

S01E1211/22/201160 min

Seolan and Jihyeong, who have decided to get married, tell their relatives, including Jaemin and his aunt, the news. Everyone is surprised by the sudden wedding announcement. Unable to stop Jihyeong’s marriage plans, Miso gets upset and tells Hyangki, who can’t let go, about Jihyeong’s wedding.

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A Thousand Days' Promise Episode 13

S01E1311/28/201160 min

Suyeon and Jihyeong, who hurriedly set a wedding date, spend a happy time together in the same house. Meanwhile, Hyanggi, who has learned about Jihyeong’s marriage, tells him she’d like to see him. Misoon also tells Hyanggi’s parents, including Changju, the news of Jihyeong’s marriage.

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A Thousand Days' Promise Episode 14

S01E1411/29/201160 min

Angry about the news of Ji-hyung’s wedding, Hyun-a had spoken harshly. Now she visits Soo-jung to comfort her, while Hong-gil tries to stop Chang-joo from handing in his resignation. Meanwhile, Seo-yeon and Ji-hyung have successfully completed their wedding and are on their honeymoon, enjoying happy moments...

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A Thousand Days' Promise Episode 15

S01E1512/05/201160 min

Jigyong can’t change Seo Yeon’s stubborn determination to have a child. Like any married couple, the two think about having a child and are preoccupied with becoming parents. Both Jigyong’s and Hyanggi’s families gradually find some peace after a difficult time. Hyanggi’s brother Youngsoo returns …

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A Thousand Days' Promise Episode 16

S01E1612/06/201160 min

After submitting her resignation, Soyon thinks she can no longer hide it from her aunt and her family and asks Jaemin to tell them for her. Jaemin then informs the family about Soyon’s illness. Meanwhile, Sowoon prepares a table at a restaurant for dinner with Jihyeong and Soyong. Hyuna happens to …

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A Thousand Days' Promise Episode 17

S01E1712/12/201160 min

In her fifth month of pregnancy, Seo Yeon tells her aunt she wants to meet her mother, and the aunt grants her wish by taking her to where her mother lives. Sitting across from her mother, Seo Yeon asks why she abandoned her... Meanwhile, Chang Ju learns about Seo Yeon’s pregnancy and, at Chae …

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A Thousand Days' Promise Episode 18

S01E1812/13/201160 min

Although Changju is still not satisfied with his son’s choice, he accepts Suyeon as his daughter-in-law and asks her to take care of her health and not give up, even when things are difficult. A few months later, Suyeon, now heavily pregnant, celebrates her birthday. As she sits down to eat with …

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A Thousand Days' Promise Episode 19

S01E1912/19/201160 min

A few months after Suyeon and Jihyeong have their baby... Jihyeong cuts back on his office hours so he can help Suyeon, whose mood swings are becoming more extreme, and takes turns with his aunt so he can spend more time with her. With Jihyeong and his aunt caring for her, Suyeon increasingly fears taking care of her own child...

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A Thousand Days' Promise Episode 20

S01E2012/20/201160 minFinale

Seoyeon’s illness rapidly worsens as Jihyeong, Go-mo, and Moon-kwon devote all their energy to caring for her... The final episode of A Thousand Days’ Promise.

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