Show cover for The Legend of the Blue Sea

The Best Episodes of The Legend of the Blue Sea

Every episode of The Legend of the Blue Sea ranked from best to worst. Let's dive into the Best Episodes of The Legend of the Blue Sea!

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...
Genres:ComedyDramaSci-Fi & Fantasy
Network:SBS
Episodes
20
Avg. Rating
8.2
S1
S2
S3
S4
E1
E2
E3
7.8
8.0
8.1

Best Episodes Summary

"Altruism" is the best rated episode of "The Legend of the Blue Sea". It scored 8.6/10 based on 126 votes. Directed by N/A and written by N/A, it aired on 12/15/2016. This episode scored 0.1 points higher than the second highest rated, "Episode 18".

  • Altruism
    8.6/10126 votes
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    #1 - Altruism

    Season 1 Episode 10 - Aired 12/15/2016

    In 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.

    Director: N/A

    Writer: N/A

  • Episode 18
    8.5/10120 votes
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    #2 - Episode 18

    Season 1 Episode 18 - Aired 1/18/2017

    After 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.

    Director: N/A

    Writer: N/A

  • Jealousy
    8.4/10125 votes
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    #3 - Jealousy

    Season 1 Episode 6 - Aired 12/1/2016

    Sim Chung is involved in a traffic accident. Joon-Jae rushes to the hospital to find her in critical condition.

    Director: N/A

    Writer: N/A

  • Sweet
    8.4/10114 votes
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    #4 - Sweet

    Season 1 Episode 12 - Aired 12/22/2016

    Joon-Jae is arrested by detective Hong. When Sim Chung realizes they are in danger, she tracks them down.

    Director: N/A

    Writer: N/A

  • Episode 15
    8.4/10118 votes
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    #5 - Episode 15

    Season 1 Episode 15 - Aired 1/5/2017

    Sim 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.

    Director: N/A

    Writer: N/A

  • Reduplicate
    8.3/10120 votes
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    #6 - Reduplicate

    Season 1 Episode 5 - Aired 11/30/2016

    Joon-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.

    Director: N/A

    Writer: N/A

  • Episode 13
    8.3/10114 votes
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    #7 - Episode 13

    Season 1 Episode 13 - Aired 12/28/2016

    Joon-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.

    Director: N/A

    Writer: N/A

  • Episode 14
    8.3/10112 votes
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    #8 - Episode 14

    Season 1 Episode 14 - Aired 1/4/2017

    With 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.

    Director: N/A

    Writer: N/A

  • Premonition
    8.2/10138 votes
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    #9 - Premonition

    Season 1 Episode 4 - Aired 11/24/2016

    At 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.

    Director: N/A

    Writer: N/A

  • Jealousy for Love
    8.2/10122 votes
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    #10 - Jealousy for Love

    Season 1 Episode 7 - Aired 12/7/2016

    Joon-Jae tells Sim Chung he loves her. Meanwhile, detective Hong comes across Dae-Young while investigating a murder.

    Director: N/A

    Writer: N/A

  • Reveal
    8.2/10117 votes
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    #11 - Reveal

    Season 1 Episode 9 - Aired 12/14/2016

    Joon-Jae finally faces off with his pursuer Dae-Young. He suffers a major injury and confesses his feelings to Sim Chung before losing consciousness.

    Director: N/A

    Writer: N/A

  • Hurt
    8.2/10117 votes
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    #12 - Hurt

    Season 1 Episode 11 - Aired 12/21/2016

    Sim Chung leaves the house after learning Joon-Jae is a conman. In a panic, Joon-Jae desperately searches for her.

    Director: N/A

    Writer: N/A

  • Episode 19
    8.2/10120 votes
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    #13 - Episode 19

    Season 1 Episode 19 - Aired 1/19/2017

    Chi-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.

    Director: N/A

    Writer: N/A

  • Find Again
    8.1/10141 votes
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    #14 - Find Again

    Season 1 Episode 3 - Aired 11/23/2016

    With 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.

    Director: N/A

    Writer: N/A

  • Sincere
    8.1/10115 votes
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    #15 - Sincere

    Season 1 Episode 8 - Aired 12/8/2016

    Jung-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.

    Director: N/A

    Writer: N/A

  • Episode 16
    8.1/10107 votes
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    #16 - Episode 16

    Season 1 Episode 16 - Aired 1/11/2017

    Joon-Jae and Yoo-Ran have an emotional reunion at Sim Chung's birthday party. Joon-Jae learns why Dae-Young has been chasing him.

    Director: N/A

    Writer: N/A

  • Meet
    8.0/10152 votes
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    #17 - Meet

    Season 1 Episode 2 - Aired 11/17/2016

    Joon-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.

    Director: N/A

    Writer: N/A

  • Episode 17
    8.0/10108 votes
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    #18 - Episode 17

    Season 1 Episode 17 - Aired 1/12/2017

    After 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.

    Director: N/A

    Writer: N/A

  • Final
    8.0/10129 votes
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    #19 - Final

    Season 1 Episode 20 - Aired 1/25/2017

    Sim 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...

    Director: N/A

    Writer: N/A

  • Destiny
    7.8/10204 votes
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    #20 - Destiny

    Season 1 Episode 1 - Aired 11/16/2016

    In 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.

    Director: N/A

    Writer: N/A