The Legend of the Blue Sea (2016)
The Legend of the Blue Sea is streaming in South Korea on Netflix, Watcha.
The verdict
The Legend of the Blue Sea has pulled the kind of numbers most Korean series never see. It's sitting at 7.5/10 on TMDB across 221 ratings, which puts it comfortably above average. Episode length hovers around 60 minutes. In South Korea you can stream it on Netflix, Watcha.
Is it worth starting?
This is a first season — Korean comedy, leaning drama, not one for younger kids. Tight enough that it's an easy yes if you're undecided.
- Why
- It rates 7.5/10 on 221 ratings so far — a strong early showing.
- Skip if
- you want real stakes underneath the jokes
- Best for
- An episode-a-night rhythm
Story
A mermaid from the Joseon period ends up in present-day Seoul, where she crosses paths with a swindler who may have ties to someone from her past.
Good to know
| Runtime | ~60 min per episode |
| Watch with family? | 15 · Older kids & up |
| Genre | Comedy / Drama |
| Language | Korean |
| Best screen | Stream at home |
Director
Park Ji-eun
Cast
Where to watch in South Korea
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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