Last Summer (TV series)
2025 South Korean television series
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Last Summer (Korean: 마지막 썸머) is a 2025 South Korean romantic comedy television series written by Jeon Yoo-ri, directed by Min Yeon-hong. It stars Lee Jae-wook, Choi Sung-eun, and Kim Gun-woo. The drama depicts two souls, one who shuns warmth and one who craves it, in a summer of self-discovery and love. It aired on KBS2 from November 1, to December 7, 2025, every Saturday and Sunday at 21:20 (KST).[2] The drama is also available for streaming on Viki.[3]
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| Last Summer | |
|---|---|
Promotional poster | |
| Hangul | 마지막 썸머 |
| RR | Majimak sseommeo |
| MR | Majimak ssŏmmŏ |
| Genre | Romantic comedy |
| Written by | Jeon Yoo-ri |
| Directed by | Min Yeon-hong |
| Starring | |
| Music by | Lim Ha-young[1] |
| Country of origin | South Korea |
| Original language | Korean |
| No. of episodes | 12 |
| Production | |
| Executive producer | Yoon Jae-hyeok[1] |
| Producers |
|
| Editor | Song Eun-jung[1] |
| Production companies |
|
| Original release | |
| Network | KBS2 |
| Release | November 1 – December 7, 2025 |
Cast and characters
Main
- Lee Jae-wook as Baek Do-ha/Baek Do-young[4]
- Baek Do-ha: A talented architect.
- Baek Do-young: A mysterious figure.
- Choi Sung-eun as Song Ha-gyeong[4]
- A civil servant in the construction industry.
- Kim Gun-woo as Seo Soo-hyuk[5]
- The youngest son of the law firm 'Seo & Joo' and an appellate lawyer.
Supporting
- Kwon Ah-reum as Yoon So-hee[6][7]
- Do-ha's longtime colleague and friend.
- Ahn Dong-goo as Oh Seung-taek[8]
- Jung Jae-geun[9]
- Chae Dan-bi as Kim Da-ye[10]
- Ha-gyeong's junior.
- Choi Byung-mo as Baek Ki-ho[11]
- Do-ha's father.
- Kang Seung-hyun as Jeon Ye-eun[12]
Production
Last Summer is directed by Min Yeon-hong, written by Jeon Yoo-ri, and Monster Union and Slingshot Studio co-managed the production.[2]
According to a report by Sports Chosun in August 2024, Lee Jae-wook and Choi Sung-eun are confirmed to star in the series.[13]
The OST singer lineup, which includes Lee Mu-jin, Kim Min-seok, Heize, Paul Kim, Bibi, Ateez, and Illit (Yunah and Minju) was announced by Yum Yum Entertainment on October 23, 2025.[14]
Viewership
| Season | Episode number | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | ||
| 1 | 504 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | |
| Ep. | Original broadcast date | Average audience share (Nielsen Korea)[15][16] | |
|---|---|---|---|
| Nationwide | Seoul | ||
| 1 | November 1, 2025 | 2.7% (18th) | 2.6% (18th) |
| 2 | November 2, 2025 | 2.2% (27th) | N/A |
| 3 | November 8, 2025 | 1.7% (32nd) | |
| 4 | November 9, 2025 | 1.8% (27th) | |
| 5 | November 15, 2025 | 2.3% (23rd) | |
| 6 | November 16, 2025 | 2.1% (21st) | |
| 7 | November 22, 2025 | 2.1% (29th) | |
| 8 | November 23, 2025 | 1.6% (21st) | |
| 9 | November 29, 2025 | 1.5% (38th) | |
| 10 | November 30, 2025 | 1.7% (34th) | |
| 11 | December 6, 2025 | 2.1% (30th) | |
| 12 | December 7, 2025 | 1.7% (33rd) | |
| Average | 2.0% | —[a] | |
| |||
Notes
- Due to multiple unpublished ratings, the exact average rating is unknown.
