Series

Watch The Legend of the Blue Sea (2016) Online

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7.4219 votes20161hEndedComedyDramaSci-Fi & FantasyOfficial site

Synopsis

“How can a mermaid from the Joseon era survive in modern-day Seoul?”

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.

Episodes

Season 1

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1. Episode 1Now viewing2016-11-1659m7.7In 1958, the nobleman Dam-Ryung releases a mermaid back into the ocean. In present-day Seoul, the figure of conman Joon-Jae stands on the same spot.
2. Episode 22016-11-1759m6.8Joon-Jae brings a beautiful woman back to his hotel, unaware that she's a mermaid. Jin-Ok realizes she's been scammed and sends men after Joon-Jae.
3. Episode 32016-11-2358m9.8With no memory, Joon-Jae finds himself alone on a beach next to a jade bracelet and a single pearl. Meanwhile, the mermaid crosses the ocean to Seoul.
4. Episode 42016-11-2458m10.0At the aquarium, Joon-Jae runs into a woman being chased by security. Feeling a sense of déjà vu, Joon-Jae rescues her and brings her home.
5. Episode 52016-11-3058m10.0Joon-Jae lives with the woman who he names Sim Chung. Fugitive Dae-Young has been on the run for 3 months when a murder occurs near Joon-Jae's house.
6. Episode 62016-12-0159m10.0Sim Chung is involved in a traffic accident. Joon-Jae rushes to the hospital to find her in critical condition.
7. Episode 72016-12-0759m10.0Joon-Jae tells Sim Chung he loves her. Meanwhile, detective Hong comes across Dae-Young while investigating a murder.
8. Episode 82016-12-0859m10.0Jung-Hoon teaches Sim Chung that jealousy is the way to a man's heart. Meanwhile, Joon-Jae sees an image of a man with a mermaid on an ancient vase.
9. Episode 92016-12-1459m10.0Joon-Jae finally faces off with his pursuer Dae-Young. He suffers a major injury and confesses his feelings to Sim Chung before losing consciousness.
10. Episode 102016-12-1559m10.0In a museum, Joon-Jae sees a figure in a painting that looks just like him. Unable to identify the figure as Dam-Ryung, he grows distraught.
11. Episode 112016-12-2159m10.0Sim Chung leaves the house after learning Joon-Jae is a conman. In a panic, Joon-Jae desperately searches for her.
12. Episode 122016-12-2259m10.0Joon-Jae is arrested by detective Hong. When Sim Chung realizes they are in danger, she tracks them down.
13. Episode 132016-12-2859m10.0Joon-Jae is still having strange dreams. Sim Chung hears Joon-Jae say the name Se-Hwa in his sleep. She asks him who he is talking about.
14. Episode 142017-01-041h5.5With Professor Jin's help, Joon-Jae learns he is an ancestor of Dam-Ryung. To avoid a tragic fate, he decides to protect Sim Chung whatever it takes.
15. Episode 152017-01-051h7.2Sim Chung's heart will stop without Joon-Jae's love. Upon learning this, Joon-Jae talks about his dreams and finding out that Sim Chung is a mermaid.
16. Episode 162017-01-111h 1m10.0Joon-Jae and Yoo-Ran have an emotional reunion at Sim Chung's birthday party. Joon-Jae learns why Dae-Young has been chasing him.
17. Episode 172017-01-121h8.5After almost being caught by Dae-Young, Sim Chung erases his memory. In the process, she witnesses the final moments of Dam-Ryung and Se-Hwa.
18. Episode 182017-01-181h 2m10.0After Il-Joong's death, detective Hong gets a warrant to search Seo-Hee for evidence. Meanwhile, Chi-Hyun threatens Nam-Doo to get him to cooperate.
19. Episode 192017-01-191h10.0Chi-Hyun points a gun at Joon-Jae, but Sim Chung jumps in front and is shot. She slips into a coma, causing Joon-Jae to fall into despair.
20. Final2017-01-251h 1m10.0Sim Chung erases Joon-Jae's memory and returns to the ocean. When Joon-Jae wakes up, there's only a single pearl next to him. Three years pass...

Cast

Top Billed Cast

Gianna Jun
Shim Cheong / Se-hwa
Lee Min-ho
Heo Joon-jae / Kim Dam-ryung
Lee Hee-jun
Jo Nam-doo / Park Moo
Shin Won-ho
Tae-oh
Shin Rin-a
Seo Yoo-na
Shin Hae-sun
Cha Shi-ah
Moon So-ri
Ahn Jin-joo
Na Young-hee
Mo Yoo-ran
Hwang Shin-hye
Kang Seo-hee/Kang Ji-yeon
Oh Yeon-ah
Young Kang Seo-hee/Kang Ji-yeon/Hong Nan
Lee Ji-hoon
Heo Chi-hyun
Park Hae-soo
Hong Dong-pyo
Sung Dong-il
Ma Dae-young / Yang Seung-gil
Choi Jung-woo
Heo Il-joong
Jinyoung
Young Heo Joon-jae/Kim Dam-ryeong
Hong Jin-kyung
Shim Cheong's Homeless Friend
Park Ji-il
Manager Nam
Lee Jae-won
Cha Dong-shik
Shim Yi-young
Young Moo Yoo-ran
Shin Eun-soo
Young Se-hwa

Availability

Where To Watch Legally

Stream

Rakuten Viki

Free

Rakuten Viki

Streaming availability data provided by JustWatch.

FAQ

Frequently Asked Questions

Is The Legend of the Blue Sea available to watch online?

Yes - see the "Where to watch legally" section on this page for streaming, rental and purchase options.

How many seasons does The Legend of the Blue Sea have?

The Legend of the Blue Sea has 1 season and 20 episodes.

When did The Legend of the Blue Sea first air?

The Legend of the Blue Sea first aired in 2016.

Is The Legend of the Blue Sea still running?

The Legend of the Blue Sea's status on TMDB is: Ended.

What genre is The Legend of the Blue Sea?

The Legend of the Blue Sea is classified as Comedy, Drama, Sci-Fi & Fantasy.