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Poster: Thirty-Nine

Series

Thirty-Nine

서른, 아홉

2022EndedSouth Korea72 min

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Drama friendship terminal illness romance teacher doctor

+2

female friendship fast-paced romance

What's it about?

Leaning on each other through thick and thin, a trio of best friends stand together as they experience life, love and loss on the brink of turning 40.

Where to stream?

1 offer

Netflix

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Checked 08/22/2026 · last check was a while ago · United States catalog · account required.

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Availability data partly provided by JustWatch via TMDB.

Trailers & videos

[sub｜티저] 그녀들은 언제나 로맨틱하고 함께해서 행복하다│〈서른, 아홉〉 2/16(수) 밤 10시 30분 첫 방송│서른, 아홉 Thirty-Nine — Teaser · Korean · official · YouTube

Cast

Portrait: Son Ye-jin

Portrait: Jeon Mi-do

Jeong Chan-young

Portrait: Kim Ji-hyun

Portrait: Yeon Woo-jin

Portrait: Lee Mu-saeng

Portrait: Lee Tae-hwan

Portrait: An So-hee

Portrait: Kang Mal-geum

Portrait: Park Jae-joon

Portrait: Park Ji-il

Portrait: Lee Ji-hyeon

Portrait: Nam Kee-ae

Portrait: Song Min-ji

Portrait: Gi Eun-you

Portrait: Seo Ji-young

Portrait: Seo Hyun-chul

Portrait: Cho Won-hee

Portrait: Lee Kan-hee

Portrait: Oh Se-young

Portrait: Kang Ae-sim

Orphanage director

20 of 69 people — scroll sideways

Crew

Writer

Yu Young-ah

Director

Kim Sang-ho

Episodes

Season 1 — 12 episodes · from 02/16/2022

Page 1 of 1 · Episodes 1–12

Still from episode 1

Thirty, Nine

S01E0102/16/202278 min

Cha Mi-jo announces her sabbatical to her two best friends. Chance encounters and sweet-scented peonies draw Kim Seon-u and Mi-jo together.

12 guest appearances

Kang Ae-sim (Orphanage director), Shin So-hyeon (Cha Mi-jo (teen)), Ha Sun-ho (Jeong Chan-young (teen)), Lee Da-yeon (Jang Joo-hee (teen)), Lee Yu-jeong (Angry wife), Yang Jin-seon (Angry wife’s friend), Kim Bi-bi (Angry wife’s friend), Ha Seong-min (Man having affair), Lee Seung-jun (Orphan), Kim Kwon (Actor), Lee Ji-yun (Orphanage girl), Noreen Joyce Guerra (Girl at the restaurant)

Still from episode 2

One Absurd Day

S01E0202/17/202278 min

Unable to let her go, Kim Jin-seok asks Jeong Chan-young to rethink their breakup. Mi-jo receives a heart-racing confession... and heartbreaking news.

7 guest appearances

Lee Yeon-ju (Cosmetics saleswoman), Song Jin-hee (Nurse), Kim Su-ol (Nurse), Limm Yea-eun (Nurse), Kang Seo-kyung (Nurse), Jeon Seok-chan (Dr. Kim), Kim Mi-ra (Flower shop owner)

Still from episode 3

Something I Had Never Thought Of

S01E0302/23/202273 min

Jin-seok's wife confronts Chan-young. Lacking the courage to tell Chan-young the diagnosis, Mi-jo takes her anger out on someone else.

5 guest appearances

Kim In-i (Waitress), Hwang Bo-reum-byeol (Actress), Jeon Kwang-jin (Suk-hoon), Shim So-yeon (Joo-hee's mother's doctor), Lim Jae-min (Detective)

Still from episode 4

Choice

S01E0402/24/202273 min

Chan-young and Jin-seok tearfully reveal their secrets to each other. A friend's sighting of Kim So-won at an unlikely place rattles Seon-u.

6 guest appearances

Jeon Seok-chan (Dr. Kim), Jeon Kwang-jin (Suk-hoon), Park Jin-young (Clothing saleswoman), Han Su-ah (Hye-jin's friend), Choi Nam-wook (Host club customer), Kim Seong-yong (Host club customer)

Still from episode 5

Rachmaninoff Piano Concerto No. 2

S01E0503/02/202268 min

Chan-young creates a bucket list of her to-do items for loved ones. Mi-jo consoles a guilt-ridden Seon-u, who blames himself for So-won's sorrows.

7 guest appearances

Jang A-won (Cha Mi-jo (child)), Song Jin-hee (Nurse), Kim Su-ol (Nurse), Limm Yea-eun (Nurse), Kang Seo-kyung (Nurse), Kim Saet-byeol (Jane's co-worker), Park Jin-young (Psychiatrist)

Still from episode 6

Conviction

S01E0603/03/202267 min

At an impromptu dinner for four, Seon-u's dad shows his affinity for Mi-jo and aversion for So-won. Chan-young's mom stops by while Jin-seok is over.

11 guest appearances

Kang Ae-sim (Orphanage director), Shin So-hyeon (Cha Mi-jo (teen)), Ha Sun-ho (Jeong Chan-young (teen)), Lee Da-yeon (Jang Joo-hee (teen)), Lee Yeon-ju (Cosmetics saleswoman), Hwang Yun-seon (Hyeon-jun's ex-coworker), Jeong Eui-soon (Mother customer), Jwa Chae-won (Daughter customer), Park Ju-ri (Refund customer), Sun Yul-woo (Security personnel), Jang Jae-kwon (High school teacher)

Still from episode 7

The Inconvenient Truth

S01E0703/16/202271 min

Chan-young finds information on Mi-jo's birth mother and auditions to achieve a long-awaited dream. So-won moves into the orphanage.

4 guest appearances

Kang Ae-sim (Orphanage director), Han Bo-reum (Actress), Park Jeong-min (Director), Park Bin (Assistant director)

Still from episode 8

When You Think It's the End

S01E0803/17/202273 min

Seon-u asks his father to apologize to So-won. Chan-young's mom demands answers from the trio. Mi-jo learns of her biological mother.

6 guest appearances

Song Jin-hee (Nurse), Kim Su-ol (Nurse), Limm Yea-eun (Nurse), Kang Seo-kyung (Nurse), Kim Min-che (Hospital patient), Song Kyung-ah (Real estate agent)

Still from episode 9

A Thousand Nights Over and Over Again

S01E0903/23/202277 min

Mi-jo's conversation with her birth mother leaves her distraught. Chan-young excitedly plans her mom's birthday, but nearly misses the celebration.

4 guest appearances

Jang A-won (Cha Mi-jo (child)), Kim Su-kyung (Bank teller), Park Jeong-eon (Cake shop owner), Yoon Hae-bin (Cha Mi-hyeon (child))

Still from episode 10

He Who Dances Must Pay the Piper

S01E1003/24/202266 min

When a strange man comes looking for Mi-jo at her clinic, she seeks answers from her adoptive mother. Jang Joo-hee expresses her frustration and fear.

5 guest appearances

Lee Ji-yun (Orphanage girl), Park Jeong-eon (Cake shop owner), Kim Hyo-jin (Jin-seok's mother), Jang Ui-don (Creditor), Yim Si-wan (Yim Si-wan)

Still from episode 11

About Romance

S01E1103/30/202276 min

Joo-hee and Mi-jo take Chan-young out to capture her smile after hearing she's taken her funeral photo. Mi-jo's parents invite Seon-u over for a meal.

2 guest appearances

Kang Tae-oh (Part-time worker), Song Hoon (Photographer)

Still from episode 12

Samseong-dong, Hyochang-dong and Gocheok-dong

S01E1203/31/202268 minFinale

Chan-young gets the chance to say goodbye to loved ones at an unforgettable brunch. Worried about Mi-jo, she leaves behind a surprise gift.

4 guest appearances

Shin So-hyeon (Cha Mi-jo (teen)), Ha Sun-ho (Jeong Chan-young (teen)), Lee Da-yeon (Jang Joo-hee (teen)), Jeon Seok-chan (Dr. Kim)

Image gallery

Posters (9)

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Posters (German)

Stills (8)

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Images © their respective rights holders · Source: TMDB