My Royal Nemesis - Season 1

First aired: 5/8/2026 14 episodes

A legendary Joseon villainess reincarnated in a modern actress’s body clashes with a cold-blooded chaebol heir, sparking a chaotic love-hate romance across centuries.

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Episodes

1. The Vixen and the Beast

Aired: 5/8/2026

Royal Concubine Kang Dan-sim is sentenced to death by poison. But when she wakes, she finds herself in a very different place: modern-day Korea.

2. A Guide to Optimizing Your Fate

Aired: 5/9/2026

As Dan-sim tries to adapt to the new world, her strange ways attract the attention of chaebol heir Cha Se-gye — who approaches her with a proposal.

3. A Whole New Reality

Aired: 5/15/2026

Se-gye finds he can't stop thinking about Shin Seo-ri — especially after a weird dream sparks some foreign emotions within him.

4. Beyond Understanding

Aired: 5/16/2026

Dan-sim learns more about Seo-ri's past. As Se-gye and Seo-ri spend more time together, mixed signals push them to put their feelings to the test.

5. Forbidden Fruit

Aired: 5/22/2026

Confused by Seo-ri's mind games, Se-gye pulls out all the stops to win her heart. Later, Seo-ri deals with a pesky co-star and politics on set.

6. One Magical Night

Aired: 5/23/2026

Seo-ri and Se-gye fly out to Jeju, but an emergency leaves Se-gye rattled. Later, Seo-ri goes missing and a worried Se-gye heads out in search of her.

7. The Dark Side of the Moon

Aired: 5/29/2026

Seo-ri's feelings for Se-gye grow, but she starts having doubts when Mo Tae-hee stakes her claim on Se-gye as well. Suddenly, Se-gye runs into trouble.

8. Screw This World

Aired: 5/30/2026

Tae-hee announces her engagement to Se-gye to the press, angering Se-gye and fueling Seo-ri's jealousy. Choi Mun-do threatens Seo-ri with a demand.

9. That's First Love for You

Aired: 6/5/2026

Se-gye confronts Seo-ri about her identity — who is Dan-sim? Forced to face her past, Seo-ri makes up her mind about her relationship with Se-gye.

10. Hope, Despair, and Longing

Aired: 6/6/2026

With the link between Seo-ri and Dan-sim revealed, Se-gye and Dan-sim make things official. A furious Mun-do goes to extreme lengths to take revenge.

11. What Lies on the Hidden Path

Aired: 6/12/2026

Dan-sim wakes to find herself back in the Joseon era. While she tries to return to the present, Se-gye deals with the fallout from Mun-do's scheming.

12. Reclaiming Lost Time

Aired: 6/13/2026

Dan-sim and Seo-ri's worlds start to collide. Se-gye takes Dan-sim to meet someone important to him, but she reveals that they're running out of time.

13. Twist of Fate

Aired: 6/19/2026

Seo-ri's grandmother's health takes a bad turn. Later, Dan-sim is presented with a difficult ultimatum — that puts her future with Se-gye on the line.

14. My Royal Nemesis

Aired: 6/20/2026

Dan-sim's choice sends her back to the Joseon era, leaving Se-gye heartbroken and alone in the modern world. Will fate allow them to reunite?