Last Summer Season 1 Episode 12 – Watch online

« Our Last Summer »

S01E12
December 7, 2025
1 h 05 min
KBS2

Episode summary

In the final summer, the two finally become true lovers. In a world where every day felt like war, they now promise to protect each other. They spend birthdays, anniversaries, and even the smallest moments together. Their love, sometimes cheerfully, sometimes seriously, continues. "Summer is over, but our story is just beginning."

The legal platforms listed offer the series in the United States; the version (dubbed or subtitled) depends on each service.

Where to stream Last Summer (S01E12)

Subscription

Rakuten Viki

Free with ads

Rakuten Viki

Availability provided by JustWatch via TMDB, details on TMDB. Offers in the United States, subject to change.

About this episode

“Our Last Summer” is episode 12 of 12 in season 1 of Last Summer. It first aired on December 7, 2025 on KBS2. It runs 1 h 05 min.

Frequently asked questions

Where to watch Last Summer Season 1 Episode 12 online?

In the United States, Last Summer is available with a subscription on Rakuten Viki, for free with ads on Rakuten Viki (source: JustWatch via TMDB, offers subject to change). The version (dubbed or subtitled) depends on the service.