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A Thousand Days' Promise

Drama Title: A Thousand Days’ Promise
Korean Title: 천일의 약속
Revised Romanization: Cheonilui Yagsog / Chunilui Yaksok
Also Known As: 1,000 Day Promise
Previously Known As: Forget Me Not / 물망초 / Mool-mang-cho
Chinese Title: 千日的约定
Genre: Romance
Episodes: 20
Broadcast Place: South Korea
Broadcast Network: SBS
Broadcast Period: 17 October 2011 – 20 December 2011
Language: Korean
Air Time: Monday and Tuesday 21:55

Preceded By: Warrior Baek Dong Soo
Followed By: Salaryman Chohanji / History of the Salaryman

Plot Summary / Synopsis

1000 Day Promise is a drama that depicts the deep love story of a man who stays beside and take care of his lover who gradually losing her memory, and continues to love her unconditionally.


Kim Rae Won (김래원) as Park Ji Hyung (박지형)
Soo Ae (수애) as Lee Seo Yeon (이서연)
Lee Sang Woo (이상우) as Jang Jae Min (장재민)
Jung Yoo Mi (정유미) as Noh Hyang Ki (노향기)
Im Chae Moo (임채무) as Park Chang Joo (박창주)
Kim Hae Sook (김해숙) as Kang Soo Jung (강수정)
Park Yoo Hwan (박유환) as Lee Moon Kwon (이문권)
Oh Mi Yeon (오미연) as paternal aunt (고모)
Yoo Seung Bong (유승봉) as paternal aunt’s husband (고모부)
Moon Jung Hee (문정희) as Jang Myung Hee (장명희)
Jung Joon (정준) as Cha Dong Chul (차동철)
Park Young Kyu (박영규) as Noh Hong Kil (노홍길)
Lee Mi Sook (이미숙) as Oh Hyun Ah (오현아)
Yang Han Yeol (양한열)
Alex (알렉스)
Han Bo Bae (한보배)

A Thousand Days’ Promise Characters Description

Production Credits

Director: Jung Eul Young (정을영)
Screenwriter: Kim Soo Hyun (김수현)

Episode Ratings (Ranking)

DateEpisodeNationwide (TNmS)Seoul (TNmS)Nationwide (AGB Nielson)Seoul (AGB Nielson)
October 17 2011112.1 (8th)14.8 (3rd)12.8 (6th)14.7 (4th)
October 18 2011213.0 (7th)16.2 (4th)14.6 (3rd)17.3 (3rd)
October 24 2011314.3 (7th)16.8 (4th)15.1 (4th)16.8 (3rd)
October 25 2011414.9 (3th)17.2 (3th)17.5 (3rd)19.2 (2nd)
October 31 2011514.9 (3rd)17.3 (3rd)15.5 (3rd)17.6 (3rd)
November 1 2011616.4 (3rd)19.4 (3rd)17.2 (3rd)19.7 (2nd)
November 7 2011715.8 (3rd)19.3 (1st)17.5 (3rd)19.8 (1st)
November 8 2011816.9 (4th)19.5 (2nd)19.2 (1st)21.3 (1st)
November 14 2011915.8 (4th)19.0 (2nd)16.2 (4th)18.0 (3rd)
November 15 20111016.2 (4th)19.4 (2nd)17.2 (2nd)19.2 (2nd)
November 21 20111115.2 (3rd)17.7 (3rd)16.7 (3rd)18.3 (3rd)
November 22 20111215.7 (3rd)19.0 (2nd)17.4 (3rd)18.9 (2nd)
November 28 20111314.6 (5th)17.6 (3rd)16.7 (3rd)18.5 (3rd)
November 29 20111414.4 (5th)18.2 (3rd)16.8 (3rd)18.8 (2nd)
December 5 20111514.1 (4th)17.1 (3rd)15.6 (3rd)17.3 (3rd)
December 6 20111615.0 (4th)18.5 (3rd)16.9 (2nd)18.1 (2nd)
December 12 20111714.7 (3rd)18.4 (3rd)15.3 (3rd)17.1 (3rd)
December 13 20111815.4 (4th)18.5 (3rd)16.9 (3rd)18.0 (3rd)
December 19 20111915.7 (1st)19.3 (1st)17.0 (1st)18.0 (1st)
December 20 20112019.6 (2nd)23.5 (1st)19.8 (2nd)20.4 (1st)

Source: TNmS and AGB Nielson


  • A Thousand Days’ Promise is another drama by screenplay writer Kim Su Hyun and producer Jeong Eun Yeong, a year after “Life is Beautiful.”

Official Site

A Thousand Days’ Promise Trailers

A Thousand Days’ Promise OST Part 1 – It Hurts Here
A Thousand Days’ Promise OST Part 2 – Like Words Said for the First Time
A Thousand Days’ Promise OST Part 3 – One Time Love
A Thousand Days’ Promise OST – One Person
A Thousand Days’ Promise OST – Don’t Love Me

A Thousand Days’ Wallpapers
A Thousand Days’ Mobile Wallpapers

Watch online with English subtitle at
Watch online with Chinese subtitle at

Photo Gallery

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