# How to Be Thirty

How to Be Thirty (Korean: 아직 낫서른; RR: Ajik Natseoreun; lit. Not Yet Thirty) is a South Korean streaming television series starring Jung In-sun, Kang Min-hyuk, Ahn Hee-yeon, Song Jae-rim, Cha Min-ji, Baek Sung-chul, and Kim Ji-sung. Based on the webtoon Something About 30 by Hye-won, it premiered on KakaoTV on February 23, 2021, with a new episode being released every Tuesday and Saturday at 17:00 (KST). The series has surpassed 13 million cumulative views as of just two weeks of airing.

## Synopsis

How to Be Thirty tells the story of a group of friends in their early thirties.

## Cast
### Main

* Jung In-sun as Seo Ji-won
** Kwon Jung-eun as young Seo Ji-won
    A 30-year-old webtoon artist who achieved success. Ran-joo and Ah-young are her best friends.
* Kang Min-hyuk as Lee Seung-yoo
** Kwon Yong-wook as young Lee Seung-yoo
    A manager who is put in charge of editing Ji-won's webtoon. Seo Ji-won's first love
* Ahn Hee-yeon as Lee Ran-joo
    A 30-year-old news presenter. Ji-won and Ah-young are her best friends.
* Song Jae-rim as Cha Do-hoon
    A film director who will direct a film based on one of Ji-won's webtoon.
* Cha Min-ji as Hong Ah-young
    A 30-year-old café owner. Ji-won and Ran-joo are her best friends.
* Baek Sung-chul as Hyung Joon-young
    A part-time employee at Ah-young's café.
* Kim Ji-sung as Lee Hye-ryung
    Seung-yoo's girlfriend

### Supporting

* Lee Chae-won as Yoon Sun-mi
    Ji-won's assistant
* Kim Min as Ms. Jung
    Ran-joo's co-worker
* Lee Kang-min as Kim Byung-ho
    Ah-young's ex-boyfriend
* Shim Tae-young as Kim Jin-woo
    Ji-won's ex-boyfriend

### Special appearances

* Kim Hyun-suk as man interested in Ran-joo #1 (Ep. 1)
* Go Deok-won as man interested in Ran-joo #2 (Ep. 1)
* Yoon Deok-ki as man interested in Ran-joo #3 (Ep. 1)
* Lee Min-sung as man interested in Ran-joo #4 (Ep. 1)
* Choi Myung-ji as man interested in Ran-joo #5 (Ep. 1)
* Lee Dong-won (Ep. 4)
* Kwon Dong-ho as director (Ep. 3, 6, 12-13)
* Hong Yi-hyun as Seung-yoo's co-worker #1 (Ep. 1-2, 12-13)
* Choi Ji-won as Seung-yoo's co-worker #2 (Ep. 1, 3)
* Song Gyo-hyun as Seung-yoo's co-worker #3 (Ep. 1, 3, 12)
* Lee Jeong-hoon as Seung-yoo's co-worker #4 (Ep. 1, 3, 12)
* Oh Tae-gon as Ran-joo co-worker #1 (Ep. 2, 6-7, 10, 13)
* Oh Ji-yeong as Ran-joo co-worker #2 (Ep. 2, 6-7, 10, 13)
* No Jong-sung (Ep. 3)
* Jo Hye-won as announcer (Ep. 6)
* Park Jeong-min (Ep. 6)
* Yu Yeon-seok (Ep. 6)
* Bae Ha-neul as Ran-joo's date (Ep. 7)
* Seo Ji-mi as Ran-joo's personal trainer (Ep. 4, 9)
* Kim Mi-na as Hye-ryeong's friend (Ep. 9, 12)

## Episodes

| No. | Title | Directed by | Written by | Original release date |
| 1 | "Not Yet Thirty" Transliteration: "Ajik Natseoreun" (Korean: 아직 낯설은) | Oh Ki-hwan | Jung Yi-jin | February 23, 2021 (2021-02-23) |
| Seo Ji-won is a 30-year-old webtoon artist who learns that her new manager has the same name as her first love whom she hasn't seen in fifteen years. She reminisces about the past. Her best friends Lee Ran-joo and Hong Ah-young have also been struggling with their own love stories; the three friends decide to make resolutions. Ji-won meets her new manager who turns out to be the Lee Seung-yoo she knew when she was a teenager. |||||
| 2 | "Moderately Smart, Moderately Sophisticated" Transliteration: "Jeokdanghi Ttokttokaejigo Jeokdanghi Gyomyohaejin" (Korean: 적당히 똑똑해지고 적당히 교묘해진) | Oh Ki-hwan | Jung Yi-jin | February 27, 2021 (2021-02-27) |
| 3 | "The Best Way to Draw the Line" Transliteration: "Seoneul Geunneun Choeseonui Bangbeop" (Korean: 선을 긋는 최선의 방법) | Oh Ki-hwan | Jung Yi-jin | March 2, 2021 (2021-03-02) |
| 4 | "Like a Watercolor" Transliteration: "Suchaehwacheoreom" (Korean: 수채화처럼) | Oh Ki-hwan | Jung Yi-jin | March 6, 2021 (2021-03-06) |
| 5 | "When the Doors Open" Transliteration: "Muni Yeollimyeon" (Korean: 문이 열리면) | Oh Ki-hwan | Jung Yi-jin | March 9, 2021 (2021-03-09) |
| 6 | "I'll close my eyes" | Oh Ki-hwan | Jung Yi-jin | March 13, 2021 (2021-03-13) |
| 7 | "Brilliantly Shattered" Transliteration: "Challanhage Buseojin" (Korean: 찬란하게 부서진) | Oh Ki-hwan | Jung Yi-jin | March 16, 2021 (2021-03-16) |
| 8 | "Part Truth, Part Lie" Transliteration: "Jinsirui Jogak Geojisui Papyeon" (Korean: 진실의 조각 거짓의 파편) | Oh Ki-hwan | Jung Yi-jin | March 20, 2021 (2021-03-20) |
| 9 | "An Underdog Relationship" Transliteration: "Eurui Yeonae" (Korean: 을의 연애) | Oh Ki-hwan | Jung Yi-jin | March 23, 2021 (2021-03-23) |
| 10 | "The Adults' Delusion" Transliteration: "Eoreunideurui Chakgak" (Korean: 어른이들의 착각) | Oh Ki-hwan | Jung Yi-jin | March 27, 2021 (2021-03-27) |
| 11 | "The Beginning of a Breakdown" Transliteration: "Gyunyeorui Sijak" (Korean: 균열의 시작) | Oh Ki-hwan | Jung Yi-jin | March 30, 2021 (2021-03-30) |
| 12 | "Top Dog Relationship" Transliteration: "Gabui Yeonae" (Korean: 갑의 연애) | Oh Ki-hwan | Jung Yi-jin | April 3, 2021 (2021-04-03) |
| 13 | "The Best Relationship" Transliteration: "Choeseonui Yeonae" (Korean: 최선의 연애) | Oh Ki-hwan | Jung Yi-jin | April 6, 2021 (2021-04-06) |
| 14 | "The Collapse" Transliteration: "Paguk" (Korean: 파국) | Oh Ki-hwan | Jung Yi-jin | April 10, 2021 (2021-04-10) |
| 15 | "Not Yet Thirty" Transliteration: "Ajik Natseoreun" (Korean: 아직 낫서른) | Oh Ki-hwan | Jung Yi-jin | April 13, 2021 (2021-04-13) |

## Production
### Development

In late August 2019, it was announced that the KakaoPage webtoon Born in 1985 by Hye-won would be adapted into a web series.

### Casting

On August 11, 2020, Jung In-sun, Kang Min-hyuk, Ahn Hee-yeon and Song Jae-rim were confirmed to star in the series. Baek Sung-chul officially joined the cast on November 6, followed by Cha Min-ji on November 13.

### Filming

Filming began in August 2020.

## International broadcast

The series, titled as How to be Thirty, is available with multilingual subtitles on iQIYI (iQ.com) in South East Asia, Hong Kong, Macau and Taiwan.
It is available in the UK and Europe with community-generated subtitles on Viki (Viki.com)