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Series

The First Night with the Duke

20251h 1m8.3 / 101 seasons

Reincarnated as a minor character in a novel, Cha Seon-taek unexpectedly spends a night with Prince Kyungsung, sparking an intense and unexpected romance.

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Available in US

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Season guide

Season 1

12 episodes available

Episode 1: Reading a Book is Inviting Another's Life into Yours

1h 0m

K 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.

Episode 2: The First Night in This Lifetime

1h 0m

Cha Sun Chaek tried her best to run from Yi Beon.

Episode 3: Something Always Happens on a Moonlit Night

1h 3m

Yi 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.

Episode 4: We Need a Backup Plan

On screen

Cast & Characters

Seohyun

Cha Seon-chaek / K

Ok Taec-yeon

Prince Kyungsung / Lee Beon

Kwon Han-sol

Cho Eun-ae

Seo Bum-june

Jeong Su-gyeom

Ji Hye-won

Do Hwa-seon

Lee Tae-seon

Prince Seonghyeon

Seo Hyun-chul

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1h 2m

Yi 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.

Episode 5: There is No Such Thing as "As It Was"

1h 0m

The Palace officially hold the bride selection process for Yi Beon.

Episode 6: Playing the Field and a Disguise

1h 1m

Yi 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.

Episode 7: The Inflection Point

1h 0m

Yi Beon and Cha Sun Chaek are getting closer. Jeong Su Gyeom braves himself to pursue his dream woman. A new villain entered the story.

Episode 8: The Shadow that has Returned

1h 2m

Someone 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.

Episode 9: The Wounded Things

1h 0m

Cha Sun Chaek and Yi Beon's courtship gained blessings, but the hardships remain. A highly unlikely pair starts to join forces.

Episode 10: Once Again, Because of Fate

1h 2m

Jeong Su Gyeom obtained the truth. Yi Beon received punishment from the King. The Black Gang is getting stronger.

Episode 11: A Dream or an End?

1h 3m

Yi Beon fights for his life, and his lover. Lee Kyu's plan fell into place. Cha Sun Chaek take matters into her own hands.

Episode 12: Into the New World

1h 3m

Yi Beon and Cha Sun Chaek overcome their adversaries.

Cha Ho-yeol

Yun Yoo-sun

Yoon Deok-jeong

Lee Sang-un

Cha Jang-ho

Kim Shin-bi

Cha Du-ho

Yoon Jung-hoon

Cha Se-ho

Song Yeong-jae

Featured role