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Series · 2025–2025Ended

Last Summer

7.1·1 season·12 episodes·70 min avg.·South Korea

Every summer reunion between twin brothers and their neighbor blossoms into unspoken love, until adulthood and a past tragedy change their lives forever.

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01
One Heck of a Summer GuestUp next
Nov 1, 2025

One tedious summer, Do-ha, Ha-kyung's first love, reappears before her. The contract for the peanut house, which had been unsold, becomes entangled because of his name. A heated confrontation erupts, stirring up mutual wounds. Within the crumbling walls, long-buried memories resurface, and their summer rekindles.

02
The Reason I Returned
Nov 2, 2025

Back from a 2-year hiatus, Do-ha refuses defeat and attempts to win back Ha-gyeong’s heart. Old memories from a summer past unlock as the rain pours.

03
The Big Triangle of Summer
Nov 8, 2025

The Patan High School Project reunites the two. Under the Summer Triangle, first love emerges once more as Do-ha reveals his heart to Ha-gyeong.

04
The 100th War Has Begun
Nov 9, 2025

As secrets unfold, past grievances reach a breaking point. Do-ha and Ha-gyeong begin a long and arduous battle over her beloved Peanut House.

05
A House Needs People
Nov 15, 2025

Ha-gyeong and Do-ha settle into a new living situation and continue working on the Patan High project. But their mutual rival Nam-jin causes trouble.

06
21 Days To Get To Know You
Nov 16, 2025

Memories resurface as a shooting star lights the sky. Past and present collide as a confession is evaded. The name Baek Do-yeong casts a long shadow.

07
The Dog-like Summer Guest
Nov 22, 2025

Do-ha's resentment over Ha-gyeong's new relationship grows. Seul becomes concerned after Seung-taek experiences pain during his hockey match.

08
The Last Stage
Nov 23, 2025

Do-ha takes a confused Ha-gyeong out for the day. But while struggling to express her feelings, her drinking leads to a series of embarrassing errors.

09
Summer Behind Scenes
Nov 29, 2025

Secrets unfold as Ha-gyeong breaks up with Su-hyeok and finds herself entangled with Do-ha. A double date at an amusement park deepens their rapport.

10
A House Needs People Part 2
Nov 30, 2025

Do-ha’s long-kept secret, Baek Do-yeong makes a comeback. Tears override laughter at the Peanut House, and the residents are at another crossroads

11
Our Remodeling
Dec 6, 2025

Even if the peanut house collapses, the hearts of two people must be rebuilt. Unspoken truths, confessions of love spilling out like sleep talk. The moment when the true betrayer surrounding the solar power project is revealed. Two people standing together in the fight to protect their neighbors and village. "What will the model we will create in the future look like?"

12
Our Last Summer
Dec 7, 2025

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."

Cast

20 credited
Lee Jae-wook
Baek Do-ha / Baek Do-young
Choi Sung-eun
Song Ha-kyung
Kim Gun-woo
Seo Su-hyeok
Kwon Ah-reum
Yoon So-hee
Ahn Dong-gu
Oh Seung-taek
Jung Bo-min
Lee Seul
Choi Byung-mo
Baek Gi-ho
Jung Hee-tae
Song Ji-cheol
Jeon Su-ji
Kim Ae-jeong
Son Ji-yoon
Seo Na-hyeon

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