Overview: “Our Unwritten Seoul” Kdrama (also known as Unknown Seoul) is a tvN original drama series that released on May 24, 2025, starring Park Bo Young, Park Jin Young, and Ryu Kyung Soo. It tells the story of identical twin sisters who swap identities amid personal struggles—embarking on a journey to rediscover love and life.

Genre | Coming-of-age, Romance |
Episodes | 12 |
Watch Online* | Netflix |
Director | Park Shin Woo |
Scriptwriter | Lee Kang |
Air Time & Schedule | Saturday & Sunday at 09:20 PM (KST) |
Synopsis
Korean drama “Our Unwritten Seoul” tells the story of identical twin sisters, Yoo Mi Ji and Yoo Mi Rae, who live completely different lives—one is a free-spirited former athlete, the other a perfectionist working at a public company.
For a secret reason, they decide to switch lives. Their plan takes a new turn when they meet Lee Ho Soo, a calm and hardworking lawyer hiding a painful past. His life slowly begins to change after meeting them.
Main Cast & Characters
- Park Bo Young as Yoo Mi Ji / Yoo Mi Rae – Twin sisters with contrasting personalities; Mi Ji is a free-spirited former athlete, while Mi Rae is a perfectionist working in a public corporation.
- Park Jin Young as Lee Ho Soo – A young, successful lawyer who appears light-hearted but harbors emotional pain.
- Ryu Kyung Soo as Han Se Jin
Still Cuts
















Notes & Facts
- Park Bo Young earlier starred in Korean drama “Melo Movie” (2025).
- Park Jin Young earlier starred in Korean drama “The Witch” (2025).
- Ryu Kyung Soo earlier starred in Korean drama “The Bequeathed” (2024).
- Previous drama on this time slot of tvN before “Our Unwritten Seoul”: Resident Playbook
Trailers & Clips
It is an official short trailer with English subs of Kdrama “Our Unwritten Seoul” which showcase the life of two twin sisters.
Episodes 1, 2 Highlights
This is a long trailer of “Our Unwritten Seoul” which shows the drama story and characters with more depth.
Drama is subject to regional availability.
Let me know if you need more details or information on where to watch this drama!