Overview: “My Royal Nemesis” Kdrama (also known as “Brave New World”) is an SBS original drama series that released on May 8, 2026, and starring Im Ji Yeon, Heo Nam Jun, and Jang Seung Jo. It will tell the story of a concubine of the Joseon dynasty who is given poison by law, and then she wakes up and finds herself trapped in the body of an unknown actress from the 21st century.
| Genre | Comedy, Romance, Fantasy, Drama |
| Episodes | 14 |
| Watch Online* | Netflix |
| Director | Han Tae Seob |
| Scriptwriter | Kang Hyun Joo |
| Air Time & Schedule | Friday & Saturday at 09: 50 PM KST |

Table of Contents
- Synopsis
- Main Cast & Characters
- Still Cuts
- Notes & Facts
- Trailers & Clips
- Episodes 1, 2, 3,…., Highlights
Synopsis
“My Royal Nemesis” Korean drama story goes like this:- A struggling actress suddenly starts acting very bold and confident because a strong woman’s spirit from the past takes over her body. She meets a rich, cold businessman, and they keep fighting at first but slowly, their fights turn into feelings.
Main Cast & Characters
- Im Ji Yeon as Sin Seo Ri / Kang Dan Sim (an actress / concubine of the Joseon dynasty)
- Heo Nam Jun as Cha Se Gye (a third-generation chaebol)
- Jang Seung Jo as Choi Mun Do (Se Gye’s cousin / President of Chail Construction)
Still Cuts







Notes & Facts
- Im Ji Yeon earlier starred in Korean drama “Nice to Not Meet You” (2025).
- Heo Nam Jun earlier starred in Korean drama “A Hundred Memories” (2025).
- Jang Seung Jo earlier starred in Korean drama “As You Stood By” (2025).
- Previous drama on this time slot of SBS is “Phantom Lawyer.”
Trailers & Clips
This is the official trailer of “My Royal Nemesis” that shows how Kang Dan Sim is given poison forcefully, and then she wakes up in the 21st century and meets Cha Se Gye there.
*Drama is subject to regional availability.







