The First Night with the Duke (2025): cast, story & where to watch
2025 · Series · ★ 8
Released in 2025, The First Night with the Duke is a sci-fi & fantasy, comedy and drama series.
What it’s about. Reincarnated as a minor character in a novel, Cha Seon-taek unexpectedly spends a night with Prince Kyungsung, sparking an intense and unexpected romance.
Who’s in it. The First Night with the Duke stars Seohyun as Cha Seon-chaek / K, Ok Taec-yeon as Prince Kyungsung / Lee Beon, Kwon Han-sol as Cho Eun-ae and Seo Bum-june as Jeong Su-gyeom, among others.
How it landed. With an audience score of 8.0/10, The First Night with the Duke sits among the best-reviewed titles in the catalogue.
Where to watch. In US you can stream it on Rakuten Viki. See the full, country-by-country breakdown on our where to watch The First Night with the Duke page.
If you liked it. Fans of The First Night with the Duke tend to enjoy Rick and Morty, Demon Slayer: Kimetsu no Yaiba, Attack on Titan and Attack on Titan: No Regrets.
Frequently asked
- Where can I watch The First Night with the Duke (2025)?
- In US, The First Night with the Duke is available to stream on Rakuten Viki. Availability varies by country — check our where-to-watch page for every region.
- Is The First Night with the Duke worth watching?
- The First Night with the Duke holds an audience score of 8.0 out of 10, and is a strong pick if you enjoy sci-fi & fantasy, comedy and drama. Most viewers rate it highly.
- Who stars in The First Night with the Duke?
- The First Night with the Duke stars Seohyun, Ok Taec-yeon, Kwon Han-sol, Seo Bum-june and Chi Hae-won.
- When was The First Night with the Duke released?
- The First Night with the Duke was released in 2025.