My Youth
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| My Youth | |
|---|---|
.png) Promotional poster | |
| Hangul | 마이 유스 |
| RR | Mai yuseu |
| MR | Mai yusŭ |
| Genre | |
| Written by | Park Si-hyeon |
| Directed by |
|
| Starring | |
| Music by | Studio Curiosity[1] |
| Opening theme | "Title of My Youth" by Park Sung-il |
| Country of origin | South Korea |
| Original language | Korean |
| No. of episodes | 12 |
| Production | |
| Running time | 70 minutes |
| Production companies | |
| Original release | |
| Network | JTBC |
| Release | September 5 – October 17, 2025 |
My Youth (Korean: 마이 유스) is a 2025 South Korean television series starring Song Joong-ki, Chun Woo-hee, Lee Joo-myung and Seo Ji-hoon. It aired on JTBC from September 5 to October 17, 2025, every Friday at 20:50 (KST).[2][3] The series also streams on Viki and Viu in selected regions.[4][5]
The drama focuses on Sunwoo Hae, who, after a difficult childhood in the entertainment industry, finds peace as a novelist and florist. He reconnects with his first love, Sung Je-yeon, who is now a driven team leader at a company. Their reunion forces them to confront their past and their present selves, as they navigate their own personal and professional struggles.
Cast and characters
Main
- Song Joong-ki as Sunwoo Hae[2]
- Nam Da-reum as young Sunwoo Hae
- A former child actor turned novelist and florist, seeking solace in art and love.
- Chun Woo-hee as Sung Je-yeon[2]
- Jeon So-young as young Sung Je-yeon
- An actor manager and management team leader who was once a model student.
- Lee Ju-myoung as Mo Tae-rin[6]
- Jung Ye-na as young Mo Tae-rin
- A model child star turned leading actress.
- Seo Ji-hoon as Kim Seok-ju[7]
- Cho Han-gyeol as young Kim Seok-ju
- A tax accountant and Tae-rin's first love.
Supporting
- CEO of the entertainment agency and Seok-ju's mother.
- Jo Han-chul as Sunwoo Chan[8]
- A poet and publisher, and Hae's father.
- Choi Jeong-woon as Eun Nu-ri[9]
- A high school student and Hae's younger sister.
- Yoon Byung-hee as Lee Geon-noh[8]
- A longtime neighbor who grew up like family with Hae.
- Lee Bong-ryun as Bang Han-na[8]
- Director at the entertainment agency who yearns to break away from Pil-doo.
- Kwon Seung-woo as Choi Ki-beum[10]
- Lee Jin-hee as Yang Ja-kyung[10]
- Lee Ji-hye as Jin So-ra[10]
- Park Jae-hyun as Choi Sa-rang[10]
- A high school student and Ki-beum's younger brother.
- Kim Soo-jin as Je-yeon's mother[11]
- Bae Yoon-gyu as Min-kyu[12]
Production
My Youth is directed by Lee Sang-yeop, whose works include Familiar Wife (2018), A Piece of Your Mind (2020) and Yumi's Cells (2021–22). The series is written by Park Si-hyeon, who wrote Run On (2020). It is co-produced by SLL and High-Zium Studio.[3]
