Last Summer (TV series)

Last Summer
Promotional poster
Hangul
마지막 썸머
RRMajimak sseommeo
MRMajimak ssŏmmŏ
GenreRomantic comedy
Written byJeon Yoo-ri
Directed byMin Yeon-hong
Starring
Music byLim Ha-young[1]
Country of originSouth Korea
Original languageKorean
No. of episodes12
Production
Executive producerYoon Jae-hyeok[1]
Producers
  • Han Sang-woo
  • Baek Seung-min
  • Jeong Yeon-ji[1]
EditorSong Eun-jung[1]
Production companies
Original release
NetworkKBS2
ReleaseNovember 1 (2025-11-01) –
December 7, 2025 (2025-12-07)

Last Summer (Korean마지막 썸머) is a 2025 South Korean television series written by Jeon Yoo-ri, directed by Min Yeon-hong and starring Lee Jae-wook, Choi Sung-eun, and Kim Gun-woo. The series depicts two souls, one who shuns warmth and one who craves it, entwined 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] It is also available for streaming on Viki.[3]

Cast and characters

Main

  1. Baek Do-ha: A talented architect.
  2. Baek Do-young: A mysterious figure.
A civil servant in the construction industry.
The youngest son of the law firm 'Seo & Joo' and an appellate lawyer.

Supporting

Do-ha's longtime colleague and friend.
Ha-gyeong's junior.
Do-ha's father.

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 & Minju) was announced by Yum Yum Entertainment on October 23, 2025.[14]

Viewership

Last Summer : South Korea viewers per episode (thousands)
SeasonEpisode number
123456789101112
1504N/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/A
Source: Audience measurement performed nationwide by Nielsen Korea.[15]
Average TV viewership ratings
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]
  • In the table above, the blue numbers represent the lowest ratings and the red numbers represent the highest ratings.
  • N/A denotes ratings that were not published.

Notes

  1. ^ Due to multiple unpublished ratings, the exact average rating is unknown.

References

  1. ^ a b c d 프로그램정보 [Program Information]. KBS (in Korean). Retrieved October 16, 2025.
  2. ^ a b Park, Seo-hyun (August 27, 2025). 이재욱♥최성은 '마지막 썸머' 여름의 푸르름을 담은 1차 티저 포스터 공개 [Lee Jae-wook and Choi Sung-eun's first teaser poster for "Last Summer" captures the freshness of summer] (in Korean). Herald Pop. Retrieved October 16, 2025 – via Naver.
  3. ^ "Kang Tae Oh, Kim Se Jeong's 'Moon River,' Lee Jae Wook's 'Last Summer' Set Rakuten Viki Debuts (EXCLUSIVE)". Variety. Retrieved 2025-12-08.
  4. ^ a b Yoon, Hyo-jeong (August 26, 2025). 이재욱·최성은 소꿉친구의 첫사랑...'마지막 썸머' 주인공 [Lee Jae-wook and Choi Sung-eun are the first loves of childhood friends... The main characters of "Last Summer"] (in Korean). News 1. Retrieved October 16, 2025 – via Naver.
  5. ^ Kang, Seo-jeong (September 16, 2025). '더 글로리' 김건우, 항소심 전문 변호사 됐다('마지막 썸머') [Kim Gun-woo from "The Glory" Becomes an Appeals Lawyer ("Last Summer")]. OSEN (in Korean). Retrieved October 16, 2025.
  6. ^ Park, So-jin (September 9, 2025). 권아름, '마지막 썸머' 합류...또 다른 연기 변신 예고 [Kwon Ah-reum joins "Last Summer" and marks another acting transformation]. Maeil Business Newspaper (in Korean). Retrieved October 16, 2025.
  7. ^ Jang, Jin-ri (August 27, 2025). [단독]권아름, '마지막 썸머' 합류...'에스콰이어' 이어 안방 무한 열일 [[Exclusive] Kwon Ah-reum Joins 'Last Summer'... After 'Esquire,' She Continues to Appear on the Main Screen] (in Korean). SPOTV. Retrieved October 16, 2025 – via Naver.
  8. ^ Ahn, Byeong-gil (September 4, 2025). 안동구 '마지막 썸머' 합류 [Ahn Dong-goo joins 'Last Summer']. Sports Kyunghyang (in Korean). Retrieved October 16, 2025.
  9. ^ Kim, Jeong-yeon (December 6, 2024). 메가박스 상영 단편영화 '그림자' 출연 배우 정재근 '오늘의 원픽' 선정 [Actor Jung Jae-geun, who starred in the short film "Shadow" screened on Megabox, was selected as "Today's Pick"]. Sisun News (in Korean). Retrieved October 16, 2025.
  10. ^ Jang, Da-hee (October 13, 2025). 신예 채단비, '마지막 썸머'로 본격 연기 행보...이재욱·최성은과 호흡 [공식] [Rookie Chae Dan-bi makes her acting debut with "Last Summer," starring Lee Jae-wook and Choi Sung-eun [Official]]. iMBC (in Korean). Retrieved October 16, 2025.
  11. ^ Kim, Ye-eun (October 16, 2025). '독수리 독고탁' 최병모, 이재욱 아빠 된다...'마지막 썸머' 합류 [Choi Byung-mo, the "Eagle Dokgo Tak," becomes Lee Jae-wook's father and joins "Last Summer"]. Xports News (in Korean). Retrieved October 16, 2025.
  12. ^ Kim, Seon-woo (October 23, 2025). 강승현, '마지막 썸머' 출연…연기 변신 예고 [Kang Seung-hyun to Star in "Last Summer", Showcasing His Transformation]. JTBC (in Korean). Retrieved October 25, 2025.
  13. ^ Moon, Ji-yeon (August 19, 2024). [단독] 김민하, 이준호 만난다...'조명가게' 찍고 '태풍상사'로 [[Exclusive] Lee Jae-wook and Choi Sung-eun to Meet in a Romance...Co-Starring in "Last Summer"]. Sports Chosun (in Korean). Retrieved October 16, 2025.
  14. ^ Son, Bong-seok (October 23, 2025). 이무진→헤이즈·비비까지! ‘마지막 썸머’ OST 명품 라인업 완성 ‘시너지 기대’ [From Lee Mu-jin to Heize and Bibi! The "Last Summer" OST lineup is complete, with synergy expected]. Sports Kyunghyang (in Korean). Retrieved October 24, 2025.
  15. ^ a b Nielsen Korea ratings:
    • "Episode 1". Nielsen Korea (in Korean). November 1, 2025. Retrieved November 2, 2025.
  16. ^ 마지막 썸머 시청률 [Last Summer ratings] (in Korean). Nielsen Korea. Retrieved December 8, 2025.