The First Night with the Duke

Seasons & episodes

S1 · 12 ep

University student, K, is an ordinary young woman who one day finds herself in her favorite romance novel set during historical times. She has now become the minor character Cha Sun-Chaek, the daughter of a wealthy noble family, whose dream is to have a peaceful and normal life. Cha Sun-Chaek, while possessed by K, then spends one night with Yi Beon, the novel's lead male character, who comes from a royal lineage and is favored by the King. He is cold-blooded, gifted with an attractive appearance and outstanding martial arts skills. Somehow, Yi Beon and Cha Sun-Chaek happen to meet and talk, and he is consoled by her about his heartbreaking past. They spend the night together. Soon, Cha Sun-Chaek tries to connect Yi Beon to Jo Eun-Ae, who is supposed to be the lead female character in the novel.

1. 1Reading a Book is Inviting Another's Life into Yours11 Jun 2025 · 61mK finds herself inhabiting the body of Cha Sun Chaek, a wealthy but completely irrelevant side character. With a VVIP ticket to watch the epic romance unfold, her simple plan is to stay out of the way and enjoy the show. But that plan is spectacularly derailed after a wild night of celebration ends with her accidentally stealing the male lead’s first night.
2. 2The First Night in This Lifetime12 Jun 2025 · 61mCha Sun Chaek tried her best to run from Yi Beon.
3. 3Something Always Happens on a Moonlit Night18 Jun 2025 · 64mYi Beon encountered an unusual figure. Cha Sun Chaek tries to fix the story she broke. Jeong Su Gyeom held a gathering for the Astral Philosophy Club.
4. 4We Need a Backup Plan19 Jun 2025 · 63mYi Beon's persistence reached Cha Sun Chaek's family. Cha Sun Chaek encountered a foreigner. Do Hwa Sun persuaded the Queen Dowager to do something in her favor.
5. 5There is No Such Thing as "As It Was"25 Jun 2025 · 63mThe Palace officially hold the bride selection process for Yi Beon.
6. 6Playing the Field and a Disguise26 Jun 2025 · 61mYi Beon continues investigating the figures surrounding Cha Sun Chaek's incident. Jeong Su Gyeom gets jealous. Cha Sun Chaek made it to the final round of selection.
7. 7The Inflection Point2 Jul 2025 · 61mYi Beon and Cha Sun Chaek are getting closer. Jeong Su Gyeom braves himself to pursue his dream woman. A new villain entered the story.
8. 8The Shadow that has Returned3 Jul 2025 · 62mSomeone from Cha Sun Chaek's childhood past emerged. Yi Beon and Cha Sun Chaek's courtship faces another obstacle. Yi Beon's relationship with the King is being tested with the return of the exiled prince.
9. 9The Wounded Things9 Jul 2025 · 61mCha Sun Chaek and Yi Beon's courtship gained blessings, but the hardships remain. A highly unlikely pair starts to join forces.
10. 10Once Again, Because of Fate10 Jul 2025 · 63mJeong Su Gyeom obtained the truth. Yi Beon received punishment from the King. The Black Gang is getting stronger.
11. 11A Dream or an End?16 Jul 2025 · 63mYi Beon fights for his life, and his lover. Lee Kyu's plan fell into place. Cha Sun Chaek take matters into her own hands.
12. 12Into the New World17 Jul 2025 · 63mYi Beon and Cha Sun Chaek overcome their adversaries.