Our Unwritten Seoul

Two women share the same face and the same birthday, yet their lives have taken polar opposite paths. Mi-ji, the younger twin, gave up her dream of becoming a track athlete after an injury and now lives a scrappy, spirited life in the countryside. Mi-rae, the elder, climbed Seoul's elite career ladder only to crumble under relentless workplace bullying. The moment these identical twins decide to swap lives, Our Unwritten Seoul poses a question that is both universal and deeply personal: What does it truly mean to know who you are, to love, and to find your authentic self?

Park Bo-young as a Mirror — The Art of Playing Two Roles

Beloved by fans under the nickname "Ppo-beul-li," Park Bo-young takes on the greatest challenge of her career in this drama. Playing twin sisters Mi-ji and Mi-rae simultaneously is not simply a matter of doubling the workload. Mi-ji's rough-and-tumble energy and countryside drawl, Mi-rae's polished yet weary urban demeanor — watching Park toggle between two entirely distinct personalities on the same face elevates everything she demonstrated in Strong Girl Bong-soon and Daily Dose of Sunshine to an entirely new level.

What stands out most is the subtle awkwardness when Mi-ji begins her undercover life in Seoul, disguised as Mi-rae. She tries to act like her sister, but traces of her own personality keep slipping through — and Park renders this double layer with remarkable precision. Those fleeting moments within a single scene when Mi-rae's mask slips and Mi-ji's true nature peeks out deliver both laughter and genuine emotion in equal measure.

Seoul and Duson-ri — What Two Worlds Reveal

In this drama, Seoul is not merely a backdrop — it is a character in its own right. Artificial light pouring between towering buildings, subways that never stop running, the cold fluorescence of office cubicles — Seoul is simultaneously the space where Mi-rae fell apart and the city of possibility where Mi-ji begins to dream anew.

The rural village of Duson-ri, by contrast, becomes a place of healing for Mi-rae. The breeze sweeping across the rice paddies, sunlight flooding the courtyard, the warm greetings of neighbors — here, Mi-rae encounters a version of herself she could never have discovered in Seoul. Directors Park Shin-woo and Nam Geon maximize the contrast between these two worlds while maintaining a balanced perspective that never romanticizes either one. Both Seoul and the countryside harbor their own beauty and their own cruelty.

A Love Triangle — First Love and New Beginnings

Amid Seoul's concrete canyons, Mi-ji reunites with her long-forgotten first love, Lee Ho-su. Played by Park Jin-young of GOT7, Ho-su believes Mi-ji is actually Mi-rae, yet finds himself drawn to something inexplicably familiar about her. As long-buried feelings slowly rise to the surface, Park Jin-young delivers a performance that is altogether different from his work in The Shining. The quiet warmth in Ho-su's gaze as he watches over the woman he can't quite figure out is more than enough to capture viewers' hearts.

Down in the countryside, Mi-rae crosses paths with Han Se-jin, a prickly city transplant who left urban life to farm. Ryu Kyung-soo, who made a memorable impression as Choi Seung-kwon in Itaewon Class, inhabits Se-jin with effortless depth — tough on the outside, quietly tender underneath. Within the symmetry of city and country, first love and new romance, the two love stories become mirrors of each other, ultimately conveying one shared message: true love means recognizing the real person behind the facade.

Melodies Under a Sunset Sky

The OST track "노을" by 10CM strikes at the emotional core of the drama. First heard in the Episode 2 ending — the scene where Ho-su recognizes Mi-ji beneath Mi-rae's disguise — it leaves an indelible impression. "An unforgettable day, the day the sunset was beautiful, I held my breath while looking at you" — these lyrics distill the entire relationship between Ho-su and Mi-ji into a single breath.

노을 — 10CM

Spotify

잊을수 없는 날 An unforgettable day 노을이 예뻤던 날 The day the sunset was beautiful 너를 보며 숨을 참았던 나 I held my breath while looking at you 햇살에 번진 네 따듯한 모습에 Your warm figure, glowing in the sunlight 널 오랫동안 바라보게 했어 Made me gaze at you for so long 해질녘 쯤에 드리운건 What draped over me near dusk 내맘이 었나봐 Must have been my heart 저 나뒹구는 낙엽처럼 Like those tumbling fallen leaves 길을 잃은듯 내 맘도 그래요 My heart, too, seems just as lost 긴 여운들이 내 마음에 남아 Long lingering feelings remain in my heart 나를 감싸요 Wrapping around me 뒤척이며 잠들 나의 오늘 하루끝 At the end of today, tossing and turning before sleep 그대만을 떠올리겠죠 I'll think only of you 잊을수 없는 날 An unforgettable day 노을이 예뻤던 날 The day the sunset was beautiful 너를 보며 숨을 참았던 나 I held my breath while looking at you 햇살에 번진 네 따듯한 모습에 Your warm figure, glowing in the sunlight 널 오랫동안 바라보게 했어 Made me gaze at you for so long 음 감춰둬요 Mmm, I'll keep it hidden 어린아이 손에 쥔 사탕처럼, Like candy in a child's hand, 그대를 향한 내 마음 My heart that's meant for you 다른 누구도 들여다 볼 수 없게 So no one else can peek inside 잊을수 없는 날 An unforgettable day 노을이 예뻤던 날 The day the sunset was beautiful 너를 보며 숨을 참았던 나 I held my breath while looking at you 햇살에 번진 네 따듯한 모습에 Your warm figure, glowing in the sunlight 널 오랫동안 바라보게 했어 Made me gaze at you for so long 그리움 Longing 조용한 어느날 밤에 On some quiet night 스르륵 곁을 찾아와 속삭여요 Softly comes to my side and whispers 마침내 꺼내버린 그 이름 하나가 That one name I finally let slip out 나를 잠못이루게 해요 Keeps me awake through the night 잊을수 없는 날 An unforgettable day 노을이 예뻤던 날 The day the sunset was beautiful 너를 보며 숨을 참았던 나 I held my breath while looking at you 햇살에 번진 네 따듯한 모습에 Your warm figure, glowing in the sunlight 널 오랫동안 바라보게 했어 Made me gaze at you for so long

On Your Side — Sion

Spotify

You're driving alone at night You're driving alone at night 무너진 마음으로 어제와 오늘 사이를 헤메이는 너 With a crumbled heart, you wander between yesterday and today When you feeling all alone When you're staying up all night 나의 하루조차 힘겨운 맘에 열어보지못했어 Even my own days were heavy, so I couldn't open up We're on the train 오늘 아팠던 마음들도 The hearts that ached today 망설이던 발걸음도 The hesitant footsteps too 어느새 어제가 되어 사라져가고 Before you know it, they become yesterday and fade away It's about to fly I promise I'll be where you are 버거운 내일 언젠가 또 On some overwhelming tomorrow 주저앉아 울게돼도 Even if you collapse and cry again 함께 버텨내줄게 I'll endure it with you You're driving alone at night You're driving alone at night 너의 걸음뒤로 깊게 파여있는 하루의 무게 The weight of each day, carved deep behind your steps 잊혀졌던 순간 내게 내밀어준 In that forgotten moment, the hand you reached out to me 니손 끝에 묻어있는 At your fingertips cling 숨겼던 이야기들 이제야 보이는 The hidden stories, now finally visible We're on the train 오늘 아팠던 마음들도 The hearts that ached today 망설이던 발걸음도 The hesitant footsteps too 어느새 어제가 되어 사라져가고 Before you know it, they become yesterday and fade away Remember we are looking at the same moon 지친 어깨를 감추려 애쓰지마 Don't try to hide your weary shoulders 나의손을 놓지마 Don't let go of my hand I'll be on your side We're on the train 오늘 아팠던 마음들도 The hearts that ached today 망설이던 발걸음도 The hesitant footsteps too 어느새 어제가 되어 사라져가고 Before you know it, they become yesterday and fade away It's about to fly Now I promise I'll be where you are 버거운 내일 언젠가 또 On some overwhelming tomorrow 주저앉아 울게되도 Even if you collapse and cry again 함께 버텨내줄게 I'll endure it with you

In You — Isaac Hong

Spotify

We used to draw the city lights of what we once dreamed 서툴고 어설펐던 그 많은 꿈 All those clumsy, fumbling dreams we had You, smiled and said the words A little worn by then 잊은줄 알았던 너와 내 오랜 다짐 The promise between you and me I thought I'd forgotten I don't wanna wait forever To tell you what's been growing stronger I think I'm still in that moment with you 모든게 변한 이순간도 Even in this moment where everything's changed 시간이 더 지나도 Even as more time passes 내 마음은 같아 여전히 My heart stays the same, still I am with you 너랑 나만 아는 비밀 A secret only you and I know 말할 수 없는 장난 같던 Like an unspoken game 우리 둘의 작은 신호 The little signals between us two 무심코 흘린 그 말들 Those words carelessly let slip 그속에 담긴 작은 진심이 The small sincerity hidden within them 오늘 기어이 떠올라 Finally surfaces today I don't wanna wait forever To tell you what's been growing stronger I think I'm still in that moment with you 모든게 변한 이순간도 Even in this moment where everything's changed 시간이 더 지나도 Even as more time passes 내 마음은 같아 여전히 My heart stays the same, still I am with you 잊은줄 알았던 그 낡은 귀퉁이 That worn-out corner I thought I'd forgotten 노트를 펼쳐봐보면 If I open up that old notebook 그곳엔 아직도 우리가 살아있듯 As if we're still alive in there 너와 함께 있어 I'm here with you I think I'm still in that moment with you 모든게 변한 이순간도 Even in this moment where everything's changed 시간이 더 지나도 Even as more time passes 내 마음은 같아 여전히 My heart stays the same, still I am with you I am with you

Sion's "On Your Side" plays as the opening theme each episode, gently drawing viewers into the story. The lyric "Remember we are looking at the same moon / Don't try to hide your weary shoulders" is a promise to stay by each other's side — a musical expression of the bond between the twin sisters. Isaac Hong's "In You," with its seamless blend of Korean and English lyrics, captures a love that endures unchanged through time, adding a quiet resonance to every scene where the connection between Ho-su and Mi-ji deepens.

Workplace Bullying — The Reality We Can't Ignore

What gives Our Unwritten Seoul real weight, even as it functions as a coming-of-age story and romantic comedy, is its unflinching treatment of workplace bullying. The reason Mi-rae crumbled in Seoul, the ruthless office politics Mi-ji encounters when she steps into her sister's shoes — the drama refuses to reduce these struggles to mere plot devices. Instead, it delivers specific, realistic depictions that will resonate deeply with anyone who has endured a toxic work environment. Seen through the eyes of Mi-ji, a country girl unaccustomed to corporate culture, the absurdities of Seoul's office world expose truths that those trapped inside it could never see — and in doing so, the drama compels viewers to take a hard look at their own lives.

Finding Your True Self Inside a Borrowed Life

The most beautiful question Our Unwritten Seoul asks is this: How well do we really know ourselves? Living as Mi-rae, Mi-ji discovers abilities and ambitions she never knew she had. In Mi-ji's place, Mi-rae rediscovers the simple joys she had long forgotten. The paradox of stumbling upon your authentic self while living under a false identity — that is the deepest insight writer Lee Kang has woven into this twelve-episode arc.

Veteran actors Won Mi-kyung and Jang Young-nam bring rich emotional depth to the family narrative, while Yoo Yu-jin and Moon Dong-hyuk fill in the lives of the people orbiting the two sisters with meticulous detail. Growth, family, romance, social commentary, healing — the drama moves across multiple genres without ever losing focus, because every thread is anchored to a single unifying theme: identity.

Released worldwide on Netflix, this drama paints a vivid portrait of the dreams and hardships held within the city of Seoul — and the warmth of a small village that lies just beyond. With Park Bo-young's extraordinary dual performance and music director Nam Hye-seung's lyrical score working in concert, Our Unwritten Seoul is poised to be remembered as the warmest coming-of-age drama of 2025.

Our Unwritten Seoul | Netflix | 2025 | 12 Episodes | Directors: Park Shin-woo, Nam Geon | Writer: Lee Kang | Studio Dragon