The King: Eternal Monarch (2020)
▸ Must watch
The King: Eternal Monarch is streaming in South Korea on Netflix, Watcha, TVING.
The verdict
The King: Eternal Monarch has pulled the kind of numbers most Korean series never see. It holds an 8.2/10 on TMDB from 919 ratings, well above the typical run of new releases. In South Korea you can stream it on Netflix, Watcha, TVING.
Is it worth starting?
This is a first season — Korean sci-fi & fantasy with a drama streak, not one for younger kids.
- Why
- Currently 8.2/10 from 919 ratings, which is a good sign this early.
- Skip if
- invented rules and maps put you off
- Best for
- A slow burn across the week
Story
Korean emperor Lee Gon tries to close the doors to a parallel world which was opened by demons; a detective tries to protect the people and the one she loves.
Good to know
| Watch with family? | 15 · Older kids & up |
| Genre | Sci-Fi & Fantasy / Drama |
| Language | Korean |
| Best screen | Stream at home |
Cast
Lee Min-ho
Lee Gon
Kim Go-eun
Jung Tae-eul / Luna
Woo Do-hwan
Jo Eun-sup / Jo-young
Kim Kyung-nam
Kang Shin-jae
Jung Eun-chae
Goo Seo-ryung / Goo Eun-ah
Lee Jung-jin
Lee Rim
Where to watch in South Korea
NetflixWatchaTVING
Included with a subscription — no extra charge on these platforms.
Availability as of 27 Sept 2026 — platforms may change over time.
More: Everything new on Netflix
Trailer
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Frequently asked
Is The King: Eternal Monarch worth watching?
Must watch. It rates 8.2/10 on audience ratings. This is a first season — Korean sci-fi & fantasy with a drama streak, not one for younger kids.
Where can I watch The King: Eternal Monarch?
You can stream The King: Eternal Monarch in South Korea on Netflix, Watcha, TVING.
Is The King: Eternal Monarch family friendly?
The King: Eternal Monarch is rated 15. Fine for older kids with guidance.
What language is The King: Eternal Monarch in?
The King: Eternal Monarch is a Korean series (Sci-Fi & Fantasy / Drama).