Title: 미지의 서울Our Unwritten Seoulbr Also Known As: Unknown Seoul , Seoul, the Unknown , Mijiui Seoulbr Director: Park Shin Woobr Screenwriter: Lee Kangbr Genres: Romance, Lifebr Drama: Our Unwritten Seoulbr Country: South Koreabr Episodes: 12br Airs: May 24, 2025 - Jun 29, 2025br Airs On: Saturday, Sundaybr Original Network: tvNbr Duration: 1 hr. 10 min.br br Plot:br br Twin sisters Yoo Mi Ji and Yoo Mi Rae are different in everything except their faces. Yoo Mi Ji the younger of the twins, has ended her short heyday as a promising track and field athlete and is currently living a free-spirited life. On the other hand, the older sister of the twins, Yoo Mi Rae, has been walking the path of the elite since her school days and is currently a perfectionist working at a public corporation. The twins, who are physically identical but lead starkly different lives, embark on a bold charade, switching lives for some undisclosed reason.br br Lee Ho Su is a lawyer at a large law firm with a tall appearance and a seemingly carefree attitude. He may look like a noble swan with no flaws on the outside, but he works harder than others to live an ordinary life. This is because he has been living a different life than before after experiencing something in the past. As a result, he lives a calm life without showing his true feelings, but one day, an unexpected encounter occurs that sends waves through Ho Su's heart.br br Notesbr "Our Unwritten Seoul" takes over tvN's Sat. & Sun. 21:20 time slot previously occupied by "Resident Playbook."br Korean title "Mijiui Seoul" has dual meanings. The title can literally be translated to "Mi-Ji's Seoul" or "Unknown Seoul.