Our Unwritten Seoul
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“A twin-swap drama where one actress plays four people”
Twin sisters, whose similarities end with their looks, swap identities amid personal struggles — embarking on a journey to rediscover love and life.
Park Bo-young
as Yoo Mi-ji / Yoo Mi-rae · LEAD
Park Bo-young
Yoo Mi-ji / Yoo Mi-rae
Jinyoung
as Lee Ho-su · LEAD
Jinyoung
Lee Ho-su
Ryu Kyung-soo
as Han Se-jin · SUPPORTING
Ryu Kyung-soo
Han Se-jin
Jang Young-nam
as Kim Ok-hee · SUPPORTING
Jang Young-nam
Kim Ok-hee
Kim Sun-young
as Yeom Bun-hong · SUPPORTING
Kim Sun-young
Yeom Bun-hong
Won Mi-kyung
as Kim Ro-sa · SUPPORTING
Won Mi-kyung
Kim Ro-sa
Cha Mi-kyeong
as Kang Wol-oon · SUPPORTING
Cha Mi-kyeong
Kang Wol-oon
Lim Cheol-soo
as Lee Choong-gu · SUPPORTING
Lim Cheol-soo
Lee Choong-gu
Streaming
Where to watch
Availability varies by region · Data by JustWatch via TMDB
Quick verdict
Should you watch?
A heartfelt body-swap drama and a Park Bo-young showcase.
✓Fans of identity-swap stories, gentle romance, and acting tour-de-forces
✗You find twin-swap conceits hard to suspend disbelief for
Story
What is it really about
Two identical sisters living opposite lives trade places, and the deception opens up two tender, very different love stories. A heartfelt drama anchored by a virtuoso dual — really quadruple — performance.
Did you know
Trivia & facts
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FAQ