Series synopsis
Perfect Crown, also known as 21세기 대군부인 is a South Korean comedy drama television series that premiered on MBC on April 10, 2026. It ended on May 16, 2026. It was created by Yoo A-in. It stars IU, Byeon Woo-seok, Steve Sanghyun Noh and Gong Seung-yeon.
In 21st-century Korea under a constitutional monarchy, a chaebol heiress with everything but status tries to take control of her future after crossing paths with a lonely prince with nothing but his title. Together, bound by a contract marriage, they begin a class-defying romance to rewrite destiny.
Premise
In 21st-century Korea under a constitutional monarchy, a chaebol heiress with everything but status tries to take control of her future after crossing paths with a lonely prince with nothing but his title. Together, bound by a contract marriage, they begin a class-defying romance to rewrite destiny.
Premise: A royal deal… that changed everything.
Cast and characters
Leading cast
- IU as Seong Huiju
- Byeon Woo-seok as Grand Prince I-AN / Lee Wan
- Steve Sanghyun Noh as Min Jeong-u
- Gong Seung-yeon as Yun I-rang
- Yoo Su-bin as Choi Hyeon
- Lee Yeon as Do Hye-jeong
Guest cast
- Lim Cheol-soo as Sales Manager
- Yoon Byung-hee as PR Manager
- Kim Dae-gon as Logistics Manager
- Sung Joon as Lee Hwan
- Kim Dae-ho as Reporter
- Kim Bo-mi as Banquet Guest
- Lee Byung-joon as Kim Do-yeong
- Demian as Ryu Min-seok
- Seong Seung-ha as Student
- Heo Nam-jun as Kim Yeon-jun
- Son Jun-ho as King Heejong
- Park Ah-in as Banquet Guest
Episodes
This series spans 1 season with 12 episodes.
| Season | Episodes | First aired | Last aired |
|---|---|---|---|
| Season 1 | 12 | April 10, 2026 | May 16, 2026 |
| Episode | Title | Air date |
|---|---|---|
| 1 |
Episode 1 After a chance encounter with Grand Prince I-AN, chaebol heiress Seong Huiju schemes to rise higher. |
April 10, 2026 |
| 2 |
Episode 2 Huiju is pushed to meet with potential suitors. Grand Prince I-AN considers accepting her proposal. |
April 11, 2026 |
| 3 |
Episode 3 A secret rendezvous scandal rocks the royal family, and Grand Prince I-AN makes a public statement. |
April 17, 2026 |
Production
Release
| Original network/platform | MBC |
|---|---|
| First aired | April 10, 2026 |
| Last aired | May 16, 2026 |
| Status | Ended |
| Schedule | Friday, Saturday at 21:40:00 |