Series·2016·60 min episodes
The Legend of the Blue Sea
The Legend of the Blue Sea streams in the US free with ads on Rakuten Viki, as of October 5, 2026.
How can a mermaid from the Joseon era survive in modern-day Seoul?
7.5 / 10 · TMDB
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.
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The concierge · Still listening
Streaming on
Rakuten Viki
Rakuten Viki
