만약에 우리
When the love shines us the the most.
Seoul, 2008. On a bus heading to their hometown, fate brings Eun-ho and Jeong-won together, sparking an unlikely friendship. While battling a bustling and weary city life, they find themselves sharing lofty dreams and a love that comes to feel extraordinary. But, eventually, the harsh realities of life lead them to part ways. Over a decade after the separation, the two unexpectedly reunite on a flight back to Korea, where they reflect on their lost time.
Once We Were Us (2025) is a romance and drama film directed by Kim Do-young, released on December 31, 2025 with a runtime of 1h 55m. It stars Koo Kyo-hwan, Mun Ka-young, Shin Jung-keun and Lee Sang-yeob. Viewers rate it 7.8 out of 10 across 25 ratings.
Koo Kyo-hwan
as Eun-ho
Mun Ka-young
as Jeong-won
Shin Jung-keun
as Eun-ho's Father
Lee Sang-yeob
as Min-jae
Kim Seo-won
as Park Seung-chan
Lim Jae-hyeok
as Gyeong-seok
Kim So-yul
as Yun-jin
Kang Mal-geum
as Eun-ho's Mother
Ji Suyeon
as College Senior
Lee Jae-in
as Bus Driver
Yeo Eun-chae
as Cabin Crew
Kim Keum-soon
as Min-jae's Mother
Directed by Kim Do-young, written by Yuan Yuan, Ho Shing-ming and Yu Pan, produced by Justin Choi, Lee Young-han and Song Yong-un.
Average viewer score of 7.8/10 from 25 ratings.
**bittersweet** the movie was highquality, the visuals, sounds, sets, and raw emotion contributed well towards the end. i think that there was a point where after a while i didn't really care..i just felt numb. unrealistically i did wish for a different ending.. maybe i just wanted an escape from reality-from what was bound to happen, but really seeing that come true was unexpected to say the least. this movie made…
Reviewed on March 8, 2026
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Once We Were Us (2025) is available to stream on Rakuten Viki. Streaming availability is checked against JustWatch data and can change by region.
The main cast of Once We Were Us (2025) includes Koo Kyo-hwan, Mun Ka-young, Shin Jung-keun, Lee Sang-yeob and Kim Seo-won. The film was directed by Kim Do-young. You can see the full cast and crew list, with character names, further up this page.
Once We Were Us was released on December 31, 2025 and runs for 1h 55m.
Once We Were Us (2025) holds an average rating of 7.8 out of 10 from 25 viewer votes, and is a good pick if you enjoy romance and drama films. Read the viewer reviews on this page to decide for yourself.
