The BEST episodes of Thirty-Nine

Every episode of Thirty-Nine ever, ranked from best to worst by thousands of votes from fans of the show. The best episodes of Thirty-Nine!

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.

Last Updated: 4/2/2026Network: JTBCStatus: Ended
Samseong-dong, Hyochang-dong and Gocheok-dong
star
8.92
26 votes

#1 - Samseong-dong, Hyochang-dong and Gocheok-dong

Season 1 - Episode 12 - Aired 3/31/2022

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

A Thousand Nights Over and Over Again
star
8.75
20 votes

#2 - A Thousand Nights Over and Over Again

Season 1 - Episode 9 - Aired 3/23/2022

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

Watch Now:Apple TV
Rachmaninoff Piano Concerto No. 2
star
8.58
24 votes

#3 - Rachmaninoff Piano Concerto No. 2

Season 1 - Episode 5 - Aired 3/2/2022

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

Watch Now:Apple TV
The Inconvenient Truth
star
8.57
21 votes

#4 - The Inconvenient Truth

Season 1 - Episode 7 - Aired 3/16/2022

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

Watch Now:AmazonApple TV
He Who Dances Must Pay the Piper
star
8.55
20 votes

#5 - He Who Dances Must Pay the Piper

Season 1 - Episode 10 - Aired 3/24/2022

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

Watch Now:Amazon
When You Think It's the End
star
8.48
21 votes

#6 - When You Think It's the End

Season 1 - Episode 8 - Aired 3/17/2022

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

Watch Now:AmazonApple TV
Choice
star
8.46
26 votes

#7 - Choice

Season 1 - Episode 4 - Aired 2/24/2022

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 Sun-woo.

Watch Now:Apple TV
Conviction
star
8.43
23 votes

#8 - Conviction

Season 1 - Episode 6 - Aired 3/3/2022

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

Watch Now:AmazonApple TV
About Romance
star
8.38
21 votes

#9 - About Romance

Season 1 - Episode 11 - Aired 3/30/2022

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

Watch Now:Apple TV
Something I Had Never Thought Of
star
8.21
28 votes

#10 - Something I Had Never Thought Of

Season 1 - Episode 3 - Aired 2/23/2022

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

Watch Now:Amazon
One Absurd Day
star
8.11
37 votes

#11 - One Absurd Day

Season 1 - Episode 2 - Aired 2/17/2022

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

Watch Now:Apple TV
Thirty, Nine
star
7.86
42 votes

#12 - Thirty, Nine

Season 1 - Episode 1 - Aired 2/16/2022

Cha Mi-joo announces her sabbatical to her two best friends. Chance encounters and sweet-scented peonies draw Kim Sun-woo and Mi-joo together.

Watch Now:Apple TV